Home / 42,120.87-58,127.24-23,257.95

Finding the Fourth Proportional to 42,120.87, 58,127.24 and 23,257.95

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Solution

The fourth proportional to 42,120.87, 58,127.24 and 23,257.95 is: 32,096.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,120.87 : 58,127.24 = 23,257.95 : x
  2. Step 2: Convert to fraction form
    42,120.87/58,127.24 = 23,257.95/x
  3. Step 3: Cross multiply
    42,120.87x = 58,127.24 × 23,257.95
  4. Step 4: Simplify right side
    42,120.87x = 1,351,920,441.56
  5. Step 5: Solve for x
    x = 1,351,920,441.56/42,120.87
  6. Step 6: Final answer
    x = 32,096.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.