Home / 113,329.11-169,990.20-29,085.87

Finding the Fourth Proportional to 113,329.11, 169,990.20 and 29,085.87

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Solution

The fourth proportional to 113,329.11, 169,990.20 and 29,085.87 is: 43,627.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,329.11 : 169,990.20 = 29,085.87 : x
  2. Step 2: Convert to fraction form
    113,329.11/169,990.20 = 29,085.87/x
  3. Step 3: Cross multiply
    113,329.11x = 169,990.20 × 29,085.87
  4. Step 4: Simplify right side
    113,329.11x = 4,944,312,858.47
  5. Step 5: Solve for x
    x = 4,944,312,858.47/113,329.11
  6. Step 6: Final answer
    x = 43,627.92

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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.