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Finding the Fourth Proportional to 38,857,504.80, 58,236,490.80 and 29,837,344.80

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Solution

The fourth proportional to 38,857,504.80, 58,236,490.80 and 29,837,344.80 is: 44,717,803.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,857,504.80 : 58,236,490.80 = 29,837,344.80 : x
  2. Step 2: Convert to fraction form
    38,857,504.80/58,236,490.80 = 29,837,344.80/x
  3. Step 3: Cross multiply
    38,857,504.80x = 58,236,490.80 × 29,837,344.80
  4. Step 4: Simplify right side
    38,857,504.80x = 1,737,622,255,941,627.75
  5. Step 5: Solve for x
    x = 1,737,622,255,941,627.75/38,857,504.80
  6. Step 6: Final answer
    x = 44,717,803.29

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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.