Home / 124,569.76-171,909.92-67,984.76

Finding the Fourth Proportional to 124,569.76, 171,909.92 and 67,984.76

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Solution

The fourth proportional to 124,569.76, 171,909.92 and 67,984.76 is: 93,820.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,569.76 : 171,909.92 = 67,984.76 : x
  2. Step 2: Convert to fraction form
    124,569.76/171,909.92 = 67,984.76/x
  3. Step 3: Cross multiply
    124,569.76x = 171,909.92 × 67,984.76
  4. Step 4: Simplify right side
    124,569.76x = 11,687,254,652.82
  5. Step 5: Solve for x
    x = 11,687,254,652.82/124,569.76
  6. Step 6: Final answer
    x = 93,820.96

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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.