Home / 67,902.08-93,712.96-38,098.56

Finding the Fourth Proportional to 67,902.08, 93,712.96 and 38,098.56

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Solution

The fourth proportional to 67,902.08, 93,712.96 and 38,098.56 is: 52,580.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,902.08 : 93,712.96 = 38,098.56 : x
  2. Step 2: Convert to fraction form
    67,902.08/93,712.96 = 38,098.56/x
  3. Step 3: Cross multiply
    67,902.08x = 93,712.96 × 38,098.56
  4. Step 4: Simplify right side
    67,902.08x = 3,570,328,829.34
  5. Step 5: Solve for x
    x = 3,570,328,829.34/67,902.08
  6. Step 6: Final answer
    x = 52,580.55

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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.