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Finding the Fourth Proportional to 88,016.30, 132,024.45 and 28,837.70

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Solution

The fourth proportional to 88,016.30, 132,024.45 and 28,837.70 is: 43,256.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,016.30 : 132,024.45 = 28,837.70 : x
  2. Step 2: Convert to fraction form
    88,016.30/132,024.45 = 28,837.70/x
  3. Step 3: Cross multiply
    88,016.30x = 132,024.45 × 28,837.70
  4. Step 4: Simplify right side
    88,016.30x = 3,807,281,481.77
  5. Step 5: Solve for x
    x = 3,807,281,481.77/88,016.30
  6. Step 6: Final answer
    x = 43,256.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.