Home / 148,574.97-204,983.60-84,867.66

Finding the Fourth Proportional to 148,574.97, 204,983.60 and 84,867.66

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Solution

The fourth proportional to 148,574.97, 204,983.60 and 84,867.66 is: 117,088.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,574.97 : 204,983.60 = 84,867.66 : x
  2. Step 2: Convert to fraction form
    148,574.97/204,983.60 = 84,867.66/x
  3. Step 3: Cross multiply
    148,574.97x = 204,983.60 × 84,867.66
  4. Step 4: Simplify right side
    148,574.97x = 17,396,478,046.04
  5. Step 5: Solve for x
    x = 17,396,478,046.04/148,574.97
  6. Step 6: Final answer
    x = 117,088.89

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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.