Home / 113,543.28-170,209.02-38,612.22

Finding the Fourth Proportional to 113,543.28, 170,209.02 and 38,612.22

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Solution

The fourth proportional to 113,543.28, 170,209.02 and 38,612.22 is: 57,882.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,543.28 : 170,209.02 = 38,612.22 : x
  2. Step 2: Convert to fraction form
    113,543.28/170,209.02 = 38,612.22/x
  3. Step 3: Cross multiply
    113,543.28x = 170,209.02 × 38,612.22
  4. Step 4: Simplify right side
    113,543.28x = 6,572,148,126.22
  5. Step 5: Solve for x
    x = 6,572,148,126.22/113,543.28
  6. Step 6: Final answer
    x = 57,882.32

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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.