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Finding the Fourth Proportional to 10,818.16, 16,207.80 and 10,060

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Solution

The fourth proportional to 10,818.16, 16,207.80 and 10,060 is: 15,071.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,818.16 : 16,207.80 = 10,060 : x
  2. Step 2: Convert to fraction form
    10,818.16/16,207.80 = 10,060/x
  3. Step 3: Cross multiply
    10,818.16x = 16,207.80 × 10,060
  4. Step 4: Simplify right side
    10,818.16x = 163,050,468
  5. Step 5: Solve for x
    x = 163,050,468/10,818.16
  6. Step 6: Final answer
    x = 15,071.92

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