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Finding the Fourth Proportional to 63,480.78, 95,222.52 and 21,362.13

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Solution

The fourth proportional to 63,480.78, 95,222.52 and 21,362.13 is: 32,043.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,480.78 : 95,222.52 = 21,362.13 : x
  2. Step 2: Convert to fraction form
    63,480.78/95,222.52 = 21,362.13/x
  3. Step 3: Cross multiply
    63,480.78x = 95,222.52 × 21,362.13
  4. Step 4: Simplify right side
    63,480.78x = 2,034,155,851.17
  5. Step 5: Solve for x
    x = 2,034,155,851.17/63,480.78
  6. Step 6: Final answer
    x = 32,043.65

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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.