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Finding the Fourth Proportional to 63,264.64, 87,301.76 and 34,968.50

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Solution

The fourth proportional to 63,264.64, 87,301.76 and 34,968.50 is: 48,254.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,264.64 : 87,301.76 = 34,968.50 : x
  2. Step 2: Convert to fraction form
    63,264.64/87,301.76 = 34,968.50/x
  3. Step 3: Cross multiply
    63,264.64x = 87,301.76 × 34,968.50
  4. Step 4: Simplify right side
    63,264.64x = 3,052,811,594.56
  5. Step 5: Solve for x
    x = 3,052,811,594.56/63,264.64
  6. Step 6: Final answer
    x = 48,254.63

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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.