Home / 113,283.50-169,691.94-66,423.38

Finding the Fourth Proportional to 113,283.50, 169,691.94 and 66,423.38

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Solution

The fourth proportional to 113,283.50, 169,691.94 and 66,423.38 is: 99,498.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,283.50 : 169,691.94 = 66,423.38 : x
  2. Step 2: Convert to fraction form
    113,283.50/169,691.94 = 66,423.38/x
  3. Step 3: Cross multiply
    113,283.50x = 169,691.94 × 66,423.38
  4. Step 4: Simplify right side
    113,283.50x = 11,271,512,213.56
  5. Step 5: Solve for x
    x = 11,271,512,213.56/113,283.50
  6. Step 6: Final answer
    x = 99,498.27

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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.