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Finding the Fourth Proportional to 10,377.47, 14,322.18 and 5,902.32

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Solution

The fourth proportional to 10,377.47, 14,322.18 and 5,902.32 is: 8,145.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.47 : 14,322.18 = 5,902.32 : x
  2. Step 2: Convert to fraction form
    10,377.47/14,322.18 = 5,902.32/x
  3. Step 3: Cross multiply
    10,377.47x = 14,322.18 × 5,902.32
  4. Step 4: Simplify right side
    10,377.47x = 84,534,089.46
  5. Step 5: Solve for x
    x = 84,534,089.46/10,377.47
  6. Step 6: Final answer
    x = 8,145.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.