Home / 79,367.08-109,531.49-52,462.93

Finding the Fourth Proportional to 79,367.08, 109,531.49 and 52,462.93

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Solution

The fourth proportional to 79,367.08, 109,531.49 and 52,462.93 is: 72,402.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,367.08 : 109,531.49 = 52,462.93 : x
  2. Step 2: Convert to fraction form
    79,367.08/109,531.49 = 52,462.93/x
  3. Step 3: Cross multiply
    79,367.08x = 109,531.49 × 52,462.93
  4. Step 4: Simplify right side
    79,367.08x = 5,746,342,892.67
  5. Step 5: Solve for x
    x = 5,746,342,892.67/79,367.08
  6. Step 6: Final answer
    x = 72,402.10

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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.