Home / 179,372.50-247,534.05-103,964.74

Finding the Fourth Proportional to 179,372.50, 247,534.05 and 103,964.74

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Solution

The fourth proportional to 179,372.50, 247,534.05 and 103,964.74 is: 143,471.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,372.50 : 247,534.05 = 103,964.74 : x
  2. Step 2: Convert to fraction form
    179,372.50/247,534.05 = 103,964.74/x
  3. Step 3: Cross multiply
    179,372.50x = 247,534.05 × 103,964.74
  4. Step 4: Simplify right side
    179,372.50x = 25,734,813,149.40
  5. Step 5: Solve for x
    x = 25,734,813,149.40/179,372.50
  6. Step 6: Final answer
    x = 143,471.34

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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.