Home / 179,776.32-269,445.84-127,200.96

Finding the Fourth Proportional to 179,776.32, 269,445.84 and 127,200.96

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Solution

The fourth proportional to 179,776.32, 269,445.84 and 127,200.96 is: 190,646.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,776.32 : 269,445.84 = 127,200.96 : x
  2. Step 2: Convert to fraction form
    179,776.32/269,445.84 = 127,200.96/x
  3. Step 3: Cross multiply
    179,776.32x = 269,445.84 × 127,200.96
  4. Step 4: Simplify right side
    179,776.32x = 34,273,769,516.01
  5. Step 5: Solve for x
    x = 34,273,769,516.01/179,776.32
  6. Step 6: Final answer
    x = 190,646.74

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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.