Home / 132,058.56-182,239.47-71,627.90

Finding the Fourth Proportional to 132,058.56, 182,239.47 and 71,627.90

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Solution

The fourth proportional to 132,058.56, 182,239.47 and 71,627.90 is: 98,845.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,058.56 : 182,239.47 = 71,627.90 : x
  2. Step 2: Convert to fraction form
    132,058.56/182,239.47 = 71,627.90/x
  3. Step 3: Cross multiply
    132,058.56x = 182,239.47 × 71,627.90
  4. Step 4: Simplify right side
    132,058.56x = 13,053,430,988.81
  5. Step 5: Solve for x
    x = 13,053,430,988.81/132,058.56
  6. Step 6: Final answer
    x = 98,845.78

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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.