Home / 84,347.18-116,353.04-54,098.86

Finding the Fourth Proportional to 84,347.18, 116,353.04 and 54,098.86

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Solution

The fourth proportional to 84,347.18, 116,353.04 and 54,098.86 is: 74,626.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,347.18 : 116,353.04 = 54,098.86 : x
  2. Step 2: Convert to fraction form
    84,347.18/116,353.04 = 54,098.86/x
  3. Step 3: Cross multiply
    84,347.18x = 116,353.04 × 54,098.86
  4. Step 4: Simplify right side
    84,347.18x = 6,294,566,821.53
  5. Step 5: Solve for x
    x = 6,294,566,821.53/84,347.18
  6. Step 6: Final answer
    x = 74,626.88

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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.