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Finding the Fourth Proportional to 60,772.65, 91,158.97 and 16,399.40

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Solution

The fourth proportional to 60,772.65, 91,158.97 and 16,399.40 is: 24,599.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,772.65 : 91,158.97 = 16,399.40 : x
  2. Step 2: Convert to fraction form
    60,772.65/91,158.97 = 16,399.40/x
  3. Step 3: Cross multiply
    60,772.65x = 91,158.97 × 16,399.40
  4. Step 4: Simplify right side
    60,772.65x = 1,494,952,412.62
  5. Step 5: Solve for x
    x = 1,494,952,412.62/60,772.65
  6. Step 6: Final answer
    x = 24,599.10

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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.