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Finding the Fourth Proportional to 63,364.71, 87,443.04 and 34,293.02

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Solution

The fourth proportional to 63,364.71, 87,443.04 and 34,293.02 is: 47,324.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,364.71 : 87,443.04 = 34,293.02 : x
  2. Step 2: Convert to fraction form
    63,364.71/87,443.04 = 34,293.02/x
  3. Step 3: Cross multiply
    63,364.71x = 87,443.04 × 34,293.02
  4. Step 4: Simplify right side
    63,364.71x = 2,998,685,610.96
  5. Step 5: Solve for x
    x = 2,998,685,610.96/63,364.71
  6. Step 6: Final answer
    x = 47,324.22

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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.