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Finding the Fourth Proportional to 63,503.16, 87,634.08 and 34,822.68

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Solution

The fourth proportional to 63,503.16, 87,634.08 and 34,822.68 is: 48,055.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,503.16 : 87,634.08 = 34,822.68 : x
  2. Step 2: Convert to fraction form
    63,503.16/87,634.08 = 34,822.68/x
  3. Step 3: Cross multiply
    63,503.16x = 87,634.08 × 34,822.68
  4. Step 4: Simplify right side
    63,503.16x = 3,051,653,524.93
  5. Step 5: Solve for x
    x = 3,051,653,524.93/63,503.16
  6. Step 6: Final answer
    x = 48,055.14

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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.