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Finding the Fourth Proportional to 60,395.31, 90,628.59 and 22,986.87

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Solution

The fourth proportional to 60,395.31, 90,628.59 and 22,986.87 is: 34,493.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,395.31 : 90,628.59 = 22,986.87 : x
  2. Step 2: Convert to fraction form
    60,395.31/90,628.59 = 22,986.87/x
  3. Step 3: Cross multiply
    60,395.31x = 90,628.59 × 22,986.87
  4. Step 4: Simplify right side
    60,395.31x = 2,083,267,616.61
  5. Step 5: Solve for x
    x = 2,083,267,616.61/60,395.31
  6. Step 6: Final answer
    x = 34,493.86

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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.