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Finding the Fourth Proportional to 40,883.76, 61,293.04 and 37,603.44

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Solution

The fourth proportional to 40,883.76, 61,293.04 and 37,603.44 is: 56,375.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,883.76 : 61,293.04 = 37,603.44 : x
  2. Step 2: Convert to fraction form
    40,883.76/61,293.04 = 37,603.44/x
  3. Step 3: Cross multiply
    40,883.76x = 61,293.04 × 37,603.44
  4. Step 4: Simplify right side
    40,883.76x = 2,304,829,152.06
  5. Step 5: Solve for x
    x = 2,304,829,152.06/40,883.76
  6. Step 6: Final answer
    x = 56,375.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.