Home / 48,269.20-72,403.80-29,837.20

Finding the Fourth Proportional to 48,269.20, 72,403.80 and 29,837.20

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Solution

The fourth proportional to 48,269.20, 72,403.80 and 29,837.20 is: 44,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,269.20 : 72,403.80 = 29,837.20 : x
  2. Step 2: Convert to fraction form
    48,269.20/72,403.80 = 29,837.20/x
  3. Step 3: Cross multiply
    48,269.20x = 72,403.80 × 29,837.20
  4. Step 4: Simplify right side
    48,269.20x = 2,160,326,661.36
  5. Step 5: Solve for x
    x = 2,160,326,661.36/48,269.20
  6. Step 6: Final answer
    x = 44,755.80

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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.