Home / 60,040.15-90,062.04-20,596.69

Finding the Fourth Proportional to 60,040.15, 90,062.04 and 20,596.69

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Solution

The fourth proportional to 60,040.15, 90,062.04 and 20,596.69 is: 30,895.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,040.15 : 90,062.04 = 20,596.69 : x
  2. Step 2: Convert to fraction form
    60,040.15/90,062.04 = 20,596.69/x
  3. Step 3: Cross multiply
    60,040.15x = 90,062.04 × 20,596.69
  4. Step 4: Simplify right side
    60,040.15x = 1,854,979,918.65
  5. Step 5: Solve for x
    x = 1,854,979,918.65/60,040.15
  6. Step 6: Final answer
    x = 30,895.66

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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.