Home / 155,164.37-232,740.23-53,985.58

Finding the Fourth Proportional to 155,164.37, 232,740.23 and 53,985.58

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Solution

The fourth proportional to 155,164.37, 232,740.23 and 53,985.58 is: 80,976.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,164.37 : 232,740.23 = 53,985.58 : x
  2. Step 2: Convert to fraction form
    155,164.37/232,740.23 = 53,985.58/x
  3. Step 3: Cross multiply
    155,164.37x = 232,740.23 × 53,985.58
  4. Step 4: Simplify right side
    155,164.37x = 12,564,615,454.10
  5. Step 5: Solve for x
    x = 12,564,615,454.10/155,164.37
  6. Step 6: Final answer
    x = 80,976.17

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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.