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Finding the Fourth Proportional to 132,417.66, 182,753.19 and 75,066.32

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Solution

The fourth proportional to 132,417.66, 182,753.19 and 75,066.32 is: 103,601.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,417.66 : 182,753.19 = 75,066.32 : x
  2. Step 2: Convert to fraction form
    132,417.66/182,753.19 = 75,066.32/x
  3. Step 3: Cross multiply
    132,417.66x = 182,753.19 × 75,066.32
  4. Step 4: Simplify right side
    132,417.66x = 13,718,609,441.56
  5. Step 5: Solve for x
    x = 13,718,609,441.56/132,417.66
  6. Step 6: Final answer
    x = 103,601.06

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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.