Home / 155,512.14-233,132.10-129,078.01

Finding the Fourth Proportional to 155,512.14, 233,132.10 and 129,078.01

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Solution

The fourth proportional to 155,512.14, 233,132.10 and 129,078.01 is: 193,504.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,512.14 : 233,132.10 = 129,078.01 : x
  2. Step 2: Convert to fraction form
    155,512.14/233,132.10 = 129,078.01/x
  3. Step 3: Cross multiply
    155,512.14x = 233,132.10 × 129,078.01
  4. Step 4: Simplify right side
    155,512.14x = 30,092,227,535.12
  5. Step 5: Solve for x
    x = 30,092,227,535.12/155,512.14
  6. Step 6: Final answer
    x = 193,504.04

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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.