Home / 324,677.18-487,015.75-88,013.71

Finding the Fourth Proportional to 324,677.18, 487,015.75 and 88,013.71

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Solution

The fourth proportional to 324,677.18, 487,015.75 and 88,013.71 is: 132,020.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,677.18 : 487,015.75 = 88,013.71 : x
  2. Step 2: Convert to fraction form
    324,677.18/487,015.75 = 88,013.71/x
  3. Step 3: Cross multiply
    324,677.18x = 487,015.75 × 88,013.71
  4. Step 4: Simplify right side
    324,677.18x = 42,864,062,985.93
  5. Step 5: Solve for x
    x = 42,864,062,985.93/324,677.18
  6. Step 6: Final answer
    x = 132,020.56

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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.