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Finding the Fourth Proportional to 59,710.53, 89,567.01 and 20,267.58

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Solution

The fourth proportional to 59,710.53, 89,567.01 and 20,267.58 is: 30,401.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,710.53 : 89,567.01 = 20,267.58 : x
  2. Step 2: Convert to fraction form
    59,710.53/89,567.01 = 20,267.58/x
  3. Step 3: Cross multiply
    59,710.53x = 89,567.01 × 20,267.58
  4. Step 4: Simplify right side
    59,710.53x = 1,815,306,540.54
  5. Step 5: Solve for x
    x = 1,815,306,540.54/59,710.53
  6. Step 6: Final answer
    x = 30,401.78

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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.