Home / 113,738.04-156,959.03-62,751.39

Finding the Fourth Proportional to 113,738.04, 156,959.03 and 62,751.39

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Solution

The fourth proportional to 113,738.04, 156,959.03 and 62,751.39 is: 86,597.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,738.04 : 156,959.03 = 62,751.39 : x
  2. Step 2: Convert to fraction form
    113,738.04/156,959.03 = 62,751.39/x
  3. Step 3: Cross multiply
    113,738.04x = 156,959.03 × 62,751.39
  4. Step 4: Simplify right side
    113,738.04x = 9,849,396,991.79
  5. Step 5: Solve for x
    x = 9,849,396,991.79/113,738.04
  6. Step 6: Final answer
    x = 86,597.21

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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.