Home / 60,040.05-90,061.91-20,596.61

Finding the Fourth Proportional to 60,040.05, 90,061.91 and 20,596.61

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Solution

The fourth proportional to 60,040.05, 90,061.91 and 20,596.61 is: 30,895.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,040.05 : 90,061.91 = 20,596.61 : x
  2. Step 2: Convert to fraction form
    60,040.05/90,061.91 = 20,596.61/x
  3. Step 3: Cross multiply
    60,040.05x = 90,061.91 × 20,596.61
  4. Step 4: Simplify right side
    60,040.05x = 1,854,969,482.83
  5. Step 5: Solve for x
    x = 1,854,969,482.83/60,040.05
  6. Step 6: Final answer
    x = 30,895.54

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1.5x scale

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.