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Finding the Fourth Proportional to 60,771.63, 91,157.45 and 16,398.38

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Solution

The fourth proportional to 60,771.63, 91,157.45 and 16,398.38 is: 24,597.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,771.63 : 91,157.45 = 16,398.38 : x
  2. Step 2: Convert to fraction form
    60,771.63/91,157.45 = 16,398.38/x
  3. Step 3: Cross multiply
    60,771.63x = 91,157.45 × 16,398.38
  4. Step 4: Simplify right side
    60,771.63x = 1,494,834,743.07
  5. Step 5: Solve for x
    x = 1,494,834,743.07/60,771.63
  6. Step 6: Final answer
    x = 24,597.57

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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.