Home / 113,266.29-156,307.59-62,279.87

Finding the Fourth Proportional to 113,266.29, 156,307.59 and 62,279.87

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Solution

The fourth proportional to 113,266.29, 156,307.59 and 62,279.87 is: 85,946.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,266.29 : 156,307.59 = 62,279.87 : x
  2. Step 2: Convert to fraction form
    113,266.29/156,307.59 = 62,279.87/x
  3. Step 3: Cross multiply
    113,266.29x = 156,307.59 × 62,279.87
  4. Step 4: Simplify right side
    113,266.29x = 9,734,816,775.98
  5. Step 5: Solve for x
    x = 9,734,816,775.98/113,266.29
  6. Step 6: Final answer
    x = 85,946.28

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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.