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Finding the Fourth Proportional to 63,753.93, 87,980.43 and 35,073.99

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Solution

The fourth proportional to 63,753.93, 87,980.43 and 35,073.99 is: 48,402.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,753.93 : 87,980.43 = 35,073.99 : x
  2. Step 2: Convert to fraction form
    63,753.93/87,980.43 = 35,073.99/x
  3. Step 3: Cross multiply
    63,753.93x = 87,980.43 × 35,073.99
  4. Step 4: Simplify right side
    63,753.93x = 3,085,824,722.02
  5. Step 5: Solve for x
    x = 3,085,824,722.02/63,753.93
  6. Step 6: Final answer
    x = 48,402.11

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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.