Home / 40,340.95-60,448.21-25,518.56

Finding the Fourth Proportional to 40,340.95, 60,448.21 and 25,518.56

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Solution

The fourth proportional to 40,340.95, 60,448.21 and 25,518.56 is: 38,237.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,340.95 : 60,448.21 = 25,518.56 : x
  2. Step 2: Convert to fraction form
    40,340.95/60,448.21 = 25,518.56/x
  3. Step 3: Cross multiply
    40,340.95x = 60,448.21 × 25,518.56
  4. Step 4: Simplify right side
    40,340.95x = 1,542,550,907.74
  5. Step 5: Solve for x
    x = 1,542,550,907.74/40,340.95
  6. Step 6: Final answer
    x = 38,237.85

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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.