Home / 124,001.28-171,114.50-67,412.16

Finding the Fourth Proportional to 124,001.28, 171,114.50 and 67,412.16

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Solution

The fourth proportional to 124,001.28, 171,114.50 and 67,412.16 is: 93,024.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,001.28 : 171,114.50 = 67,412.16 : x
  2. Step 2: Convert to fraction form
    124,001.28/171,114.50 = 67,412.16/x
  3. Step 3: Cross multiply
    124,001.28x = 171,114.50 × 67,412.16
  4. Step 4: Simplify right side
    124,001.28x = 11,535,198,052.32
  5. Step 5: Solve for x
    x = 11,535,198,052.32/124,001.28
  6. Step 6: Final answer
    x = 93,024.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.