Home / 57,159.32-78,836.51-50,073.44

Finding the Fourth Proportional to 57,159.32, 78,836.51 and 50,073.44

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Solution

The fourth proportional to 57,159.32, 78,836.51 and 50,073.44 is: 69,063.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,159.32 : 78,836.51 = 50,073.44 : x
  2. Step 2: Convert to fraction form
    57,159.32/78,836.51 = 50,073.44/x
  3. Step 3: Cross multiply
    57,159.32x = 78,836.51 × 50,073.44
  4. Step 4: Simplify right side
    57,159.32x = 3,947,614,984.30
  5. Step 5: Solve for x
    x = 3,947,614,984.30/57,159.32
  6. Step 6: Final answer
    x = 69,063.37

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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.