Home / 132,534.90-182,893.97-72,104.00

Finding the Fourth Proportional to 132,534.90, 182,893.97 and 72,104.00

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Solution

The fourth proportional to 132,534.90, 182,893.97 and 72,104.00 is: 99,501.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,534.90 : 182,893.97 = 72,104.00 : x
  2. Step 2: Convert to fraction form
    132,534.90/182,893.97 = 72,104.00/x
  3. Step 3: Cross multiply
    132,534.90x = 182,893.97 × 72,104.00
  4. Step 4: Simplify right side
    132,534.90x = 13,187,386,078.67
  5. Step 5: Solve for x
    x = 13,187,386,078.67/132,534.90
  6. Step 6: Final answer
    x = 99,501.23

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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.