Home / 155,313.70-232,970.84-42,994.24

Finding the Fourth Proportional to 155,313.70, 232,970.84 and 42,994.24

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Solution

The fourth proportional to 155,313.70, 232,970.84 and 42,994.24 is: 64,491.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,313.70 : 232,970.84 = 42,994.24 : x
  2. Step 2: Convert to fraction form
    155,313.70/232,970.84 = 42,994.24/x
  3. Step 3: Cross multiply
    155,313.70x = 232,970.84 × 42,994.24
  4. Step 4: Simplify right side
    155,313.70x = 10,016,404,207.96
  5. Step 5: Solve for x
    x = 10,016,404,207.96/155,313.70
  6. Step 6: Final answer
    x = 64,491.44

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.