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Finding the Fourth Proportional to 132,506.01, 182,863.17 and 75,928.32

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Solution

The fourth proportional to 132,506.01, 182,863.17 and 75,928.32 is: 104,783.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,506.01 : 182,863.17 = 75,928.32 : x
  2. Step 2: Convert to fraction form
    132,506.01/182,863.17 = 75,928.32/x
  3. Step 3: Cross multiply
    132,506.01x = 182,863.17 × 75,928.32
  4. Step 4: Simplify right side
    132,506.01x = 13,884,493,287.97
  5. Step 5: Solve for x
    x = 13,884,493,287.97/132,506.01
  6. Step 6: Final answer
    x = 104,783.88

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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.