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Finding the Fourth Proportional to 44,676.90, 61,565.13 and 31,894.02

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Solution

The fourth proportional to 44,676.90, 61,565.13 and 31,894.02 is: 43,950.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,676.90 : 61,565.13 = 31,894.02 : x
  2. Step 2: Convert to fraction form
    44,676.90/61,565.13 = 31,894.02/x
  3. Step 3: Cross multiply
    44,676.90x = 61,565.13 × 31,894.02
  4. Step 4: Simplify right side
    44,676.90x = 1,963,559,487.52
  5. Step 5: Solve for x
    x = 1,963,559,487.52/44,676.90
  6. Step 6: Final answer
    x = 43,950.22

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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.