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Finding the Fourth Proportional to 60,771.65, 91,157.47 and 16,398.40

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Solution

The fourth proportional to 60,771.65, 91,157.47 and 16,398.40 is: 24,597.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,771.65 : 91,157.47 = 16,398.40 : x
  2. Step 2: Convert to fraction form
    60,771.65/91,157.47 = 16,398.40/x
  3. Step 3: Cross multiply
    60,771.65x = 91,157.47 × 16,398.40
  4. Step 4: Simplify right side
    60,771.65x = 1,494,836,656.05
  5. Step 5: Solve for x
    x = 1,494,836,656.05/60,771.65
  6. Step 6: Final answer
    x = 24,597.60

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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.