Home / 195,280.32-269,470.08-113,623.68

Finding the Fourth Proportional to 195,280.32, 269,470.08 and 113,623.68

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Solution

The fourth proportional to 195,280.32, 269,470.08 and 113,623.68 is: 156,790.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,280.32 : 269,470.08 = 113,623.68 : x
  2. Step 2: Convert to fraction form
    195,280.32/269,470.08 = 113,623.68/x
  3. Step 3: Cross multiply
    195,280.32x = 269,470.08 × 113,623.68
  4. Step 4: Simplify right side
    195,280.32x = 30,618,182,139.49
  5. Step 5: Solve for x
    x = 30,618,182,139.49/195,280.32
  6. Step 6: Final answer
    x = 156,790.93

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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.