Home / 83,850.46-115,711.81-48,061.58

Finding the Fourth Proportional to 83,850.46, 115,711.81 and 48,061.58

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Solution

The fourth proportional to 83,850.46, 115,711.81 and 48,061.58 is: 66,323.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,850.46 : 115,711.81 = 48,061.58 : x
  2. Step 2: Convert to fraction form
    83,850.46/115,711.81 = 48,061.58/x
  3. Step 3: Cross multiply
    83,850.46x = 115,711.81 × 48,061.58
  4. Step 4: Simplify right side
    83,850.46x = 5,561,291,714.55
  5. Step 5: Solve for x
    x = 5,561,291,714.55/83,850.46
  6. Step 6: Final answer
    x = 66,323.93

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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.