Home / 51,674.80-77,438.40-29,441.20

Finding the Fourth Proportional to 51,674.80, 77,438.40 and 29,441.20

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Solution

The fourth proportional to 51,674.80, 77,438.40 and 29,441.20 is: 44,119.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,674.80 : 77,438.40 = 29,441.20 : x
  2. Step 2: Convert to fraction form
    51,674.80/77,438.40 = 29,441.20/x
  3. Step 3: Cross multiply
    51,674.80x = 77,438.40 × 29,441.20
  4. Step 4: Simplify right side
    51,674.80x = 2,279,879,422.08
  5. Step 5: Solve for x
    x = 2,279,879,422.08/51,674.80
  6. Step 6: Final answer
    x = 44,119.75

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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.