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Finding the Fourth Proportional to 110,481.53, 152,465.54 and 62,735.87

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Solution

The fourth proportional to 110,481.53, 152,465.54 and 62,735.87 is: 86,576.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,481.53 : 152,465.54 = 62,735.87 : x
  2. Step 2: Convert to fraction form
    110,481.53/152,465.54 = 62,735.87/x
  3. Step 3: Cross multiply
    110,481.53x = 152,465.54 × 62,735.87
  4. Step 4: Simplify right side
    110,481.53x = 9,565,057,220.91
  5. Step 5: Solve for x
    x = 9,565,057,220.91/110,481.53
  6. Step 6: Final answer
    x = 86,576.08

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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.