Home / 177,141.63-244,443.19-99,628.89

Finding the Fourth Proportional to 177,141.63, 244,443.19 and 99,628.89

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Solution

The fourth proportional to 177,141.63, 244,443.19 and 99,628.89 is: 137,480.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,141.63 : 244,443.19 = 99,628.89 : x
  2. Step 2: Convert to fraction form
    177,141.63/244,443.19 = 99,628.89/x
  3. Step 3: Cross multiply
    177,141.63x = 244,443.19 × 99,628.89
  4. Step 4: Simplify right side
    177,141.63x = 24,353,603,687.76
  5. Step 5: Solve for x
    x = 24,353,603,687.76/177,141.63
  6. Step 6: Final answer
    x = 137,480.97

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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.