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Finding the Fourth Proportional to 110,673.92, 152,874.06 and 89,532.92

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Solution

The fourth proportional to 110,673.92, 152,874.06 and 89,532.92 is: 123,671.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,673.92 : 152,874.06 = 89,532.92 : x
  2. Step 2: Convert to fraction form
    110,673.92/152,874.06 = 89,532.92/x
  3. Step 3: Cross multiply
    110,673.92x = 152,874.06 × 89,532.92
  4. Step 4: Simplify right side
    110,673.92x = 13,687,260,984.06
  5. Step 5: Solve for x
    x = 13,687,260,984.06/110,673.92
  6. Step 6: Final answer
    x = 123,671.96

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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.