Home / 115,828.11-173,854.51-55,898.76

Finding the Fourth Proportional to 115,828.11, 173,854.51 and 55,898.76

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Solution

The fourth proportional to 115,828.11, 173,854.51 and 55,898.76 is: 83,902.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,828.11 : 173,854.51 = 55,898.76 : x
  2. Step 2: Convert to fraction form
    115,828.11/173,854.51 = 55,898.76/x
  3. Step 3: Cross multiply
    115,828.11x = 173,854.51 × 55,898.76
  4. Step 4: Simplify right side
    115,828.11x = 9,718,252,251.24
  5. Step 5: Solve for x
    x = 9,718,252,251.24/115,828.11
  6. Step 6: Final answer
    x = 83,902.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.