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Finding the Fourth Proportional to 59,589.99, 89,384.97 and 15,215.15

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Solution

The fourth proportional to 59,589.99, 89,384.97 and 15,215.15 is: 22,822.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,589.99 : 89,384.97 = 15,215.15 : x
  2. Step 2: Convert to fraction form
    59,589.99/89,384.97 = 15,215.15/x
  3. Step 3: Cross multiply
    59,589.99x = 89,384.97 × 15,215.15
  4. Step 4: Simplify right side
    59,589.99x = 1,360,005,726.30
  5. Step 5: Solve for x
    x = 1,360,005,726.30/59,589.99
  6. Step 6: Final answer
    x = 22,822.72

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Similar ratio
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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.