Home / 98,827.55-136,326.35-62,517.75

Finding the Fourth Proportional to 98,827.55, 136,326.35 and 62,517.75

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Solution

The fourth proportional to 98,827.55, 136,326.35 and 62,517.75 is: 86,239.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,827.55 : 136,326.35 = 62,517.75 : x
  2. Step 2: Convert to fraction form
    98,827.55/136,326.35 = 62,517.75/x
  3. Step 3: Cross multiply
    98,827.55x = 136,326.35 × 62,517.75
  4. Step 4: Simplify right side
    98,827.55x = 8,522,816,355.12
  5. Step 5: Solve for x
    x = 8,522,816,355.12/98,827.55
  6. Step 6: Final answer
    x = 86,239.28

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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.