Home / 40,679.72-60,920.22-25,075.88

Finding the Fourth Proportional to 40,679.72, 60,920.22 and 25,075.88

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Solution

The fourth proportional to 40,679.72, 60,920.22 and 25,075.88 is: 37,552.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,679.72 : 60,920.22 = 25,075.88 : x
  2. Step 2: Convert to fraction form
    40,679.72/60,920.22 = 25,075.88/x
  3. Step 3: Cross multiply
    40,679.72x = 60,920.22 × 25,075.88
  4. Step 4: Simplify right side
    40,679.72x = 1,527,628,126.29
  5. Step 5: Solve for x
    x = 1,527,628,126.29/40,679.72
  6. Step 6: Final answer
    x = 37,552.57

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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.