Home / 155,500.19-232,968.69-71,330.76

Finding the Fourth Proportional to 155,500.19, 232,968.69 and 71,330.76

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Solution

The fourth proportional to 155,500.19, 232,968.69 and 71,330.76 is: 106,866.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,500.19 : 232,968.69 = 71,330.76 : x
  2. Step 2: Convert to fraction form
    155,500.19/232,968.69 = 71,330.76/x
  3. Step 3: Cross multiply
    155,500.19x = 232,968.69 × 71,330.76
  4. Step 4: Simplify right side
    155,500.19x = 16,617,833,713.90
  5. Step 5: Solve for x
    x = 16,617,833,713.90/155,500.19
  6. Step 6: Final answer
    x = 106,866.97

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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.