Home / 63,591.46-87,738.21-40,943.56

Finding the Fourth Proportional to 63,591.46, 87,738.21 and 40,943.56

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Solution

The fourth proportional to 63,591.46, 87,738.21 and 40,943.56 is: 56,490.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,591.46 : 87,738.21 = 40,943.56 : x
  2. Step 2: Convert to fraction form
    63,591.46/87,738.21 = 40,943.56/x
  3. Step 3: Cross multiply
    63,591.46x = 87,738.21 × 40,943.56
  4. Step 4: Simplify right side
    63,591.46x = 3,592,314,226.74
  5. Step 5: Solve for x
    x = 3,592,314,226.74/63,591.46
  6. Step 6: Final answer
    x = 56,490.52

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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.