Home / 75,402.24-113,108.76-22,815.83

Finding the Fourth Proportional to 75,402.24, 113,108.76 and 22,815.83

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Solution

The fourth proportional to 75,402.24, 113,108.76 and 22,815.83 is: 34,225.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,402.24 : 113,108.76 = 22,815.83 : x
  2. Step 2: Convert to fraction form
    75,402.24/113,108.76 = 22,815.83/x
  3. Step 3: Cross multiply
    75,402.24x = 113,108.76 × 22,815.83
  4. Step 4: Simplify right side
    75,402.24x = 2,580,670,239.67
  5. Step 5: Solve for x
    x = 2,580,670,239.67/75,402.24
  6. Step 6: Final answer
    x = 34,225.38

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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.