Home / 68,098.34-93,898.23-47,948.78

Finding the Fourth Proportional to 68,098.34, 93,898.23 and 47,948.78

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Solution

The fourth proportional to 68,098.34, 93,898.23 and 47,948.78 is: 66,114.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,098.34 : 93,898.23 = 47,948.78 : x
  2. Step 2: Convert to fraction form
    68,098.34/93,898.23 = 47,948.78/x
  3. Step 3: Cross multiply
    68,098.34x = 93,898.23 × 47,948.78
  4. Step 4: Simplify right side
    68,098.34x = 4,502,305,572.66
  5. Step 5: Solve for x
    x = 4,502,305,572.66/68,098.34
  6. Step 6: Final answer
    x = 66,114.76

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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.