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Finding the Fourth Proportional to 63,230.92, 87,260.43 and 34,938.43

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Solution

The fourth proportional to 63,230.92, 87,260.43 and 34,938.43 is: 48,216.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,230.92 : 87,260.43 = 34,938.43 : x
  2. Step 2: Convert to fraction form
    63,230.92/87,260.43 = 34,938.43/x
  3. Step 3: Cross multiply
    63,230.92x = 87,260.43 × 34,938.43
  4. Step 4: Simplify right side
    63,230.92x = 3,048,742,425.32
  5. Step 5: Solve for x
    x = 3,048,742,425.32/63,230.92
  6. Step 6: Final answer
    x = 48,216.01

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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.