Home / 132,171.60-182,391.93-71,740.97

Finding the Fourth Proportional to 132,171.60, 182,391.93 and 71,740.97

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Solution

The fourth proportional to 132,171.60, 182,391.93 and 71,740.97 is: 98,999.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,171.60 : 182,391.93 = 71,740.97 : x
  2. Step 2: Convert to fraction form
    132,171.60/182,391.93 = 71,740.97/x
  3. Step 3: Cross multiply
    132,171.60x = 182,391.93 × 71,740.97
  4. Step 4: Simplify right side
    132,171.60x = 13,084,973,066.41
  5. Step 5: Solve for x
    x = 13,084,973,066.41/132,171.60
  6. Step 6: Final answer
    x = 98,999.88

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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.