Home / 179,638.80-247,896.65-99,064.86

Finding the Fourth Proportional to 179,638.80, 247,896.65 and 99,064.86

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Solution

The fourth proportional to 179,638.80, 247,896.65 and 99,064.86 is: 136,706.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,638.80 : 247,896.65 = 99,064.86 : x
  2. Step 2: Convert to fraction form
    179,638.80/247,896.65 = 99,064.86/x
  3. Step 3: Cross multiply
    179,638.80x = 247,896.65 × 99,064.86
  4. Step 4: Simplify right side
    179,638.80x = 24,557,846,926.72
  5. Step 5: Solve for x
    x = 24,557,846,926.72/179,638.80
  6. Step 6: Final answer
    x = 136,706.81

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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.