Home / 107,766.57-148,718.04-62,453.28

Finding the Fourth Proportional to 107,766.57, 148,718.04 and 62,453.28

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Solution

The fourth proportional to 107,766.57, 148,718.04 and 62,453.28 is: 86,185.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,766.57 : 148,718.04 = 62,453.28 : x
  2. Step 2: Convert to fraction form
    107,766.57/148,718.04 = 62,453.28/x
  3. Step 3: Cross multiply
    107,766.57x = 148,718.04 × 62,453.28
  4. Step 4: Simplify right side
    107,766.57x = 9,287,929,393.17
  5. Step 5: Solve for x
    x = 9,287,929,393.17/107,766.57
  6. Step 6: Final answer
    x = 86,185.63

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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.