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Finding the Fourth Proportional to 10,053.15, 15,089.33 and 8,593.95

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Solution

The fourth proportional to 10,053.15, 15,089.33 and 8,593.95 is: 12,899.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,053.15 : 15,089.33 = 8,593.95 : x
  2. Step 2: Convert to fraction form
    10,053.15/15,089.33 = 8,593.95/x
  3. Step 3: Cross multiply
    10,053.15x = 15,089.33 × 8,593.95
  4. Step 4: Simplify right side
    10,053.15x = 129,676,904.58
  5. Step 5: Solve for x
    x = 129,676,904.58/10,053.15
  6. Step 6: Final answer
    x = 12,899.13

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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.