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Finding the Fourth Proportional to 88,686.10, 133,029.15 and 59,007.70

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Solution

The fourth proportional to 88,686.10, 133,029.15 and 59,007.70 is: 88,511.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,686.10 : 133,029.15 = 59,007.70 : x
  2. Step 2: Convert to fraction form
    88,686.10/133,029.15 = 59,007.70/x
  3. Step 3: Cross multiply
    88,686.10x = 133,029.15 × 59,007.70
  4. Step 4: Simplify right side
    88,686.10x = 7,849,744,174.46
  5. Step 5: Solve for x
    x = 7,849,744,174.46/88,686.10
  6. Step 6: Final answer
    x = 88,511.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.