Home / 79,366.07-109,530.11-52,461.92

Finding the Fourth Proportional to 79,366.07, 109,530.11 and 52,461.92

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Solution

The fourth proportional to 79,366.07, 109,530.11 and 52,461.92 is: 72,400.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,366.07 : 109,530.11 = 52,461.92 : x
  2. Step 2: Convert to fraction form
    79,366.07/109,530.11 = 52,461.92/x
  3. Step 3: Cross multiply
    79,366.07x = 109,530.11 × 52,461.92
  4. Step 4: Simplify right side
    79,366.07x = 5,746,159,879.93
  5. Step 5: Solve for x
    x = 5,746,159,879.93/79,366.07
  6. Step 6: Final answer
    x = 72,400.71

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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.