Home / 108,284.52-149,451.09-62,988.77

Finding the Fourth Proportional to 108,284.52, 149,451.09 and 62,988.77

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Solution

The fourth proportional to 108,284.52, 149,451.09 and 62,988.77 is: 86,935.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,284.52 : 149,451.09 = 62,988.77 : x
  2. Step 2: Convert to fraction form
    108,284.52/149,451.09 = 62,988.77/x
  3. Step 3: Cross multiply
    108,284.52x = 149,451.09 × 62,988.77
  4. Step 4: Simplify right side
    108,284.52x = 9,413,739,587.00
  5. Step 5: Solve for x
    x = 9,413,739,587.00/108,284.52
  6. Step 6: Final answer
    x = 86,935.23

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1.5x scale

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.