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Finding the Fourth Proportional to 62,580.82, 93,871.54 and 15,833.74

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Solution

The fourth proportional to 62,580.82, 93,871.54 and 15,833.74 is: 23,750.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,580.82 : 93,871.54 = 15,833.74 : x
  2. Step 2: Convert to fraction form
    62,580.82/93,871.54 = 15,833.74/x
  3. Step 3: Cross multiply
    62,580.82x = 93,871.54 × 15,833.74
  4. Step 4: Simplify right side
    62,580.82x = 1,486,337,557.76
  5. Step 5: Solve for x
    x = 1,486,337,557.76/62,580.82
  6. Step 6: Final answer
    x = 23,750.69

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Why These Related Problems?

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