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Finding the Fourth Proportional to 63,703.30, 87,911.60 and 35,024.18

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Solution

The fourth proportional to 63,703.30, 87,911.60 and 35,024.18 is: 48,333.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,703.30 : 87,911.60 = 35,024.18 : x
  2. Step 2: Convert to fraction form
    63,703.30/87,911.60 = 35,024.18/x
  3. Step 3: Cross multiply
    63,703.30x = 87,911.60 × 35,024.18
  4. Step 4: Simplify right side
    63,703.30x = 3,079,031,702.49
  5. Step 5: Solve for x
    x = 3,079,031,702.49/63,703.30
  6. Step 6: Final answer
    x = 48,333.94

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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.