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Finding the Fourth Proportional to 89,882.87, 124,562.75 and 88,614.41

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Solution

The fourth proportional to 89,882.87, 124,562.75 and 88,614.41 is: 122,804.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,882.87 : 124,562.75 = 88,614.41 : x
  2. Step 2: Convert to fraction form
    89,882.87/124,562.75 = 88,614.41/x
  3. Step 3: Cross multiply
    89,882.87x = 124,562.75 × 88,614.41
  4. Step 4: Simplify right side
    89,882.87x = 11,038,053,533.34
  5. Step 5: Solve for x
    x = 11,038,053,533.34/89,882.87
  6. Step 6: Final answer
    x = 122,804.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.