Home / 84,267.55-116,287.18-48,456.74

Finding the Fourth Proportional to 84,267.55, 116,287.18 and 48,456.74

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Solution

The fourth proportional to 84,267.55, 116,287.18 and 48,456.74 is: 66,869.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,267.55 : 116,287.18 = 48,456.74 : x
  2. Step 2: Convert to fraction form
    84,267.55/116,287.18 = 48,456.74/x
  3. Step 3: Cross multiply
    84,267.55x = 116,287.18 × 48,456.74
  4. Step 4: Simplify right side
    84,267.55x = 5,634,897,816.17
  5. Step 5: Solve for x
    x = 5,634,897,816.17/84,267.55
  6. Step 6: Final answer
    x = 66,869.13

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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.