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Finding the Fourth Proportional to 59,461.74, 89,201.82 and 20,015.76

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Solution

The fourth proportional to 59,461.74, 89,201.82 and 20,015.76 is: 30,026.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,461.74 : 89,201.82 = 20,015.76 : x
  2. Step 2: Convert to fraction form
    59,461.74/89,201.82 = 20,015.76/x
  3. Step 3: Cross multiply
    59,461.74x = 89,201.82 × 20,015.76
  4. Step 4: Simplify right side
    59,461.74x = 1,785,442,220.68
  5. Step 5: Solve for x
    x = 1,785,442,220.68/59,461.74
  6. Step 6: Final answer
    x = 30,026.74

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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.