Home / 48,204.40-72,233.70-40,768.60

Finding the Fourth Proportional to 48,204.40, 72,233.70 and 40,768.60

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Solution

The fourth proportional to 48,204.40, 72,233.70 and 40,768.60 is: 61,091.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,204.40 : 72,233.70 = 40,768.60 : x
  2. Step 2: Convert to fraction form
    48,204.40/72,233.70 = 40,768.60/x
  3. Step 3: Cross multiply
    48,204.40x = 72,233.70 × 40,768.60
  4. Step 4: Simplify right side
    48,204.40x = 2,944,866,821.82
  5. Step 5: Solve for x
    x = 2,944,866,821.82/48,204.40
  6. Step 6: Final answer
    x = 61,091.25

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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.