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Finding the Fourth Proportional to 75,124.44, 112,708.62 and 22,541.76

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Solution

The fourth proportional to 75,124.44, 112,708.62 and 22,541.76 is: 33,819.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,124.44 : 112,708.62 = 22,541.76 : x
  2. Step 2: Convert to fraction form
    75,124.44/112,708.62 = 22,541.76/x
  3. Step 3: Cross multiply
    75,124.44x = 112,708.62 × 22,541.76
  4. Step 4: Simplify right side
    75,124.44x = 2,540,650,661.97
  5. Step 5: Solve for x
    x = 2,540,650,661.97/75,124.44
  6. Step 6: Final answer
    x = 33,819.23

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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.