Home / 63,728.64-95,591.34-16,981.38

Finding the Fourth Proportional to 63,728.64, 95,591.34 and 16,981.38

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Solution

The fourth proportional to 63,728.64, 95,591.34 and 16,981.38 is: 25,471.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,728.64 : 95,591.34 = 16,981.38 : x
  2. Step 2: Convert to fraction form
    63,728.64/95,591.34 = 16,981.38/x
  3. Step 3: Cross multiply
    63,728.64x = 95,591.34 × 16,981.38
  4. Step 4: Simplify right side
    63,728.64x = 1,623,272,869.25
  5. Step 5: Solve for x
    x = 1,623,272,869.25/63,728.64
  6. Step 6: Final answer
    x = 25,471.64

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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.