Home / 179,586.41-247,840.38-99,013.79

Finding the Fourth Proportional to 179,586.41, 247,840.38 and 99,013.79

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Solution

The fourth proportional to 179,586.41, 247,840.38 and 99,013.79 is: 136,645.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,586.41 : 247,840.38 = 99,013.79 : x
  2. Step 2: Convert to fraction form
    179,586.41/247,840.38 = 99,013.79/x
  3. Step 3: Cross multiply
    179,586.41x = 247,840.38 × 99,013.79
  4. Step 4: Simplify right side
    179,586.41x = 24,539,614,099.64
  5. Step 5: Solve for x
    x = 24,539,614,099.64/179,586.41
  6. Step 6: Final answer
    x = 136,645.17

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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.