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Finding the Fourth Proportional to 60,513.62, 90,772.45 and 20,532.22

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Solution

The fourth proportional to 60,513.62, 90,772.45 and 20,532.22 is: 30,799.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,513.62 : 90,772.45 = 20,532.22 : x
  2. Step 2: Convert to fraction form
    60,513.62/90,772.45 = 20,532.22/x
  3. Step 3: Cross multiply
    60,513.62x = 90,772.45 × 20,532.22
  4. Step 4: Simplify right side
    60,513.62x = 1,863,759,635.08
  5. Step 5: Solve for x
    x = 1,863,759,635.08/60,513.62
  6. Step 6: Final answer
    x = 30,799.01

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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.