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Finding the Fourth Proportional to 124,125.92, 171,293.61 and 67,536.92

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Solution

The fourth proportional to 124,125.92, 171,293.61 and 67,536.92 is: 93,200.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,125.92 : 171,293.61 = 67,536.92 : x
  2. Step 2: Convert to fraction form
    124,125.92/171,293.61 = 67,536.92/x
  3. Step 3: Cross multiply
    124,125.92x = 171,293.61 × 67,536.92
  4. Step 4: Simplify right side
    124,125.92x = 11,568,642,835.08
  5. Step 5: Solve for x
    x = 11,568,642,835.08/124,125.92
  6. Step 6: Final answer
    x = 93,200.86

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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.