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Finding the Fourth Proportional to 88,071.60, 132,107.40 and 50,746.80

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Solution

The fourth proportional to 88,071.60, 132,107.40 and 50,746.80 is: 76,120.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,071.60 : 132,107.40 = 50,746.80 : x
  2. Step 2: Convert to fraction form
    88,071.60/132,107.40 = 50,746.80/x
  3. Step 3: Cross multiply
    88,071.60x = 132,107.40 × 50,746.80
  4. Step 4: Simplify right side
    88,071.60x = 6,704,027,806.32
  5. Step 5: Solve for x
    x = 6,704,027,806.32/88,071.60
  6. Step 6: Final answer
    x = 76,120.20

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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.