Home / 60,040.80-89,987.37-33,690.18

Finding the Fourth Proportional to 60,040.80, 89,987.37 and 33,690.18

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Solution

The fourth proportional to 60,040.80, 89,987.37 and 33,690.18 is: 50,493.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,040.80 : 89,987.37 = 33,690.18 : x
  2. Step 2: Convert to fraction form
    60,040.80/89,987.37 = 33,690.18/x
  3. Step 3: Cross multiply
    60,040.80x = 89,987.37 × 33,690.18
  4. Step 4: Simplify right side
    60,040.80x = 3,031,690,693.03
  5. Step 5: Solve for x
    x = 3,031,690,693.03/60,040.80
  6. Step 6: Final answer
    x = 50,493.84

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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.