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Finding the Fourth Proportional to 75,648.60, 113,491.14 and 23,054.88

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Solution

The fourth proportional to 75,648.60, 113,491.14 and 23,054.88 is: 34,587.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,648.60 : 113,491.14 = 23,054.88 : x
  2. Step 2: Convert to fraction form
    75,648.60/113,491.14 = 23,054.88/x
  3. Step 3: Cross multiply
    75,648.60x = 113,491.14 × 23,054.88
  4. Step 4: Simplify right side
    75,648.60x = 2,616,524,613.76
  5. Step 5: Solve for x
    x = 2,616,524,613.76/75,648.60
  6. Step 6: Final answer
    x = 34,587.88

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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.