Home / 60,333.03-90,470.16-18,205.20

Finding the Fourth Proportional to 60,333.03, 90,470.16 and 18,205.20

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Solution

The fourth proportional to 60,333.03, 90,470.16 and 18,205.20 is: 27,298.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,333.03 : 90,470.16 = 18,205.20 : x
  2. Step 2: Convert to fraction form
    60,333.03/90,470.16 = 18,205.20/x
  3. Step 3: Cross multiply
    60,333.03x = 90,470.16 × 18,205.20
  4. Step 4: Simplify right side
    60,333.03x = 1,647,027,356.83
  5. Step 5: Solve for x
    x = 1,647,027,356.83/60,333.03
  6. Step 6: Final answer
    x = 27,298.93

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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.