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Finding the Fourth Proportional to 107,465.59, 148,301.44 and 59,717.91

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Solution

The fourth proportional to 107,465.59, 148,301.44 and 59,717.91 is: 82,410.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,465.59 : 148,301.44 = 59,717.91 : x
  2. Step 2: Convert to fraction form
    107,465.59/148,301.44 = 59,717.91/x
  3. Step 3: Cross multiply
    107,465.59x = 148,301.44 × 59,717.91
  4. Step 4: Simplify right side
    107,465.59x = 8,856,252,046.79
  5. Step 5: Solve for x
    x = 8,856,252,046.79/107,465.59
  6. Step 6: Final answer
    x = 82,410.12

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Why These Related Problems?

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