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Finding the Fourth Proportional to 124,057.50, 185,938.02 and 45,079.26

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Solution

The fourth proportional to 124,057.50, 185,938.02 and 45,079.26 is: 67,565.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,057.50 : 185,938.02 = 45,079.26 : x
  2. Step 2: Convert to fraction form
    124,057.50/185,938.02 = 45,079.26/x
  3. Step 3: Cross multiply
    124,057.50x = 185,938.02 × 45,079.26
  4. Step 4: Simplify right side
    124,057.50x = 8,381,948,347.47
  5. Step 5: Solve for x
    x = 8,381,948,347.47/124,057.50
  6. Step 6: Final answer
    x = 67,565.03

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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.