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Finding the Fourth Proportional to 63,262.24, 87,300.80 and 34,968.40

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Solution

The fourth proportional to 63,262.24, 87,300.80 and 34,968.40 is: 48,255.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,262.24 : 87,300.80 = 34,968.40 : x
  2. Step 2: Convert to fraction form
    63,262.24/87,300.80 = 34,968.40/x
  3. Step 3: Cross multiply
    63,262.24x = 87,300.80 × 34,968.40
  4. Step 4: Simplify right side
    63,262.24x = 3,052,769,294.72
  5. Step 5: Solve for x
    x = 3,052,769,294.72/63,262.24
  6. Step 6: Final answer
    x = 48,255.79

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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.