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Finding the Fourth Proportional to 113,049.24, 156,009.92 and 62,066.68

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Solution

The fourth proportional to 113,049.24, 156,009.92 and 62,066.68 is: 85,653.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,049.24 : 156,009.92 = 62,066.68 : x
  2. Step 2: Convert to fraction form
    113,049.24/156,009.92 = 62,066.68/x
  3. Step 3: Cross multiply
    113,049.24x = 156,009.92 × 62,066.68
  4. Step 4: Simplify right side
    113,049.24x = 9,683,017,781.47
  5. Step 5: Solve for x
    x = 9,683,017,781.47/113,049.24
  6. Step 6: Final answer
    x = 85,653.10

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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.