Home / 132,197.76-182,432.97-71,768.34

Finding the Fourth Proportional to 132,197.76, 182,432.97 and 71,768.34

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Solution

The fourth proportional to 132,197.76, 182,432.97 and 71,768.34 is: 99,040.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,197.76 : 182,432.97 = 71,768.34 : x
  2. Step 2: Convert to fraction form
    132,197.76/182,432.97 = 71,768.34/x
  3. Step 3: Cross multiply
    132,197.76x = 182,432.97 × 71,768.34
  4. Step 4: Simplify right side
    132,197.76x = 13,092,911,418.17
  5. Step 5: Solve for x
    x = 13,092,911,418.17/132,197.76
  6. Step 6: Final answer
    x = 99,040.34

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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.