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Finding the Fourth Proportional to 63,706.68, 87,913.08 and 35,411.76

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Solution

The fourth proportional to 63,706.68, 87,913.08 and 35,411.76 is: 48,867.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,706.68 : 87,913.08 = 35,411.76 : x
  2. Step 2: Convert to fraction form
    63,706.68/87,913.08 = 35,411.76/x
  3. Step 3: Cross multiply
    63,706.68x = 87,913.08 × 35,411.76
  4. Step 4: Simplify right side
    63,706.68x = 3,113,156,889.82
  5. Step 5: Solve for x
    x = 3,113,156,889.82/63,706.68
  6. Step 6: Final answer
    x = 48,867.04

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