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Finding the Fourth Proportional to 63,779, 88,015.02 and 37,283

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Solution

The fourth proportional to 63,779, 88,015.02 and 37,283 is: 51,450.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,779 : 88,015.02 = 37,283 : x
  2. Step 2: Convert to fraction form
    63,779/88,015.02 = 37,283/x
  3. Step 3: Cross multiply
    63,779x = 88,015.02 × 37,283
  4. Step 4: Simplify right side
    63,779x = 3,281,463,990.66
  5. Step 5: Solve for x
    x = 3,281,463,990.66/63,779
  6. Step 6: Final answer
    x = 51,450.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.