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Finding the Fourth Proportional to 88,057.10, 132,085.65 and 31,924.10

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Solution

The fourth proportional to 88,057.10, 132,085.65 and 31,924.10 is: 47,886.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,057.10 : 132,085.65 = 31,924.10 : x
  2. Step 2: Convert to fraction form
    88,057.10/132,085.65 = 31,924.10/x
  3. Step 3: Cross multiply
    88,057.10x = 132,085.65 × 31,924.10
  4. Step 4: Simplify right side
    88,057.10x = 4,216,715,499.17
  5. Step 5: Solve for x
    x = 4,216,715,499.17/88,057.10
  6. Step 6: Final answer
    x = 47,886.15

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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.