Home / 177,289.18-244,640.20-99,763.47

Finding the Fourth Proportional to 177,289.18, 244,640.20 and 99,763.47

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Solution

The fourth proportional to 177,289.18, 244,640.20 and 99,763.47 is: 137,662.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,289.18 : 244,640.20 = 99,763.47 : x
  2. Step 2: Convert to fraction form
    177,289.18/244,640.20 = 99,763.47/x
  3. Step 3: Cross multiply
    177,289.18x = 244,640.20 × 99,763.47
  4. Step 4: Simplify right side
    177,289.18x = 24,406,155,559.29
  5. Step 5: Solve for x
    x = 24,406,155,559.29/177,289.18
  6. Step 6: Final answer
    x = 137,662.97

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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.