Home / 108,246.48-149,380.77-62,925.36

Finding the Fourth Proportional to 108,246.48, 149,380.77 and 62,925.36

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Solution

The fourth proportional to 108,246.48, 149,380.77 and 62,925.36 is: 86,837.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,246.48 : 149,380.77 = 62,925.36 : x
  2. Step 2: Convert to fraction form
    108,246.48/149,380.77 = 62,925.36/x
  3. Step 3: Cross multiply
    108,246.48x = 149,380.77 × 62,925.36
  4. Step 4: Simplify right side
    108,246.48x = 9,399,838,729.33
  5. Step 5: Solve for x
    x = 9,399,838,729.33/108,246.48
  6. Step 6: Final answer
    x = 86,837.36

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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.