Home / 63,031.92-86,979.94-34,737.60

Finding the Fourth Proportional to 63,031.92, 86,979.94 and 34,737.60

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Solution

The fourth proportional to 63,031.92, 86,979.94 and 34,737.60 is: 47,935.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,031.92 : 86,979.94 = 34,737.60 : x
  2. Step 2: Convert to fraction form
    63,031.92/86,979.94 = 34,737.60/x
  3. Step 3: Cross multiply
    63,031.92x = 86,979.94 × 34,737.60
  4. Step 4: Simplify right side
    63,031.92x = 3,021,474,363.74
  5. Step 5: Solve for x
    x = 3,021,474,363.74/63,031.92
  6. Step 6: Final answer
    x = 47,935.62

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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.