Home / 162,769.76-244,232.40-103,672.16

Finding the Fourth Proportional to 162,769.76, 244,232.40 and 103,672.16

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Solution

The fourth proportional to 162,769.76, 244,232.40 and 103,672.16 is: 155,557.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,769.76 : 244,232.40 = 103,672.16 : x
  2. Step 2: Convert to fraction form
    162,769.76/244,232.40 = 103,672.16/x
  3. Step 3: Cross multiply
    162,769.76x = 244,232.40 × 103,672.16
  4. Step 4: Simplify right side
    162,769.76x = 25,320,100,449.98
  5. Step 5: Solve for x
    x = 25,320,100,449.98/162,769.76
  6. Step 6: Final answer
    x = 155,557.77

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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.