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Finding the Fourth Proportional to 157,652.93, 217,568.14 and 88,766.11

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Solution

The fourth proportional to 157,652.93, 217,568.14 and 88,766.11 is: 122,501.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,652.93 : 217,568.14 = 88,766.11 : x
  2. Step 2: Convert to fraction form
    157,652.93/217,568.14 = 88,766.11/x
  3. Step 3: Cross multiply
    157,652.93x = 217,568.14 × 88,766.11
  4. Step 4: Simplify right side
    157,652.93x = 19,312,677,003.90
  5. Step 5: Solve for x
    x = 19,312,677,003.90/157,652.93
  6. Step 6: Final answer
    x = 122,501.22

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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.