Home / 179,767.72-248,079.15-99,195.18

Finding the Fourth Proportional to 179,767.72, 248,079.15 and 99,195.18

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Solution

The fourth proportional to 179,767.72, 248,079.15 and 99,195.18 is: 136,889.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,767.72 : 248,079.15 = 99,195.18 : x
  2. Step 2: Convert to fraction form
    179,767.72/248,079.15 = 99,195.18/x
  3. Step 3: Cross multiply
    179,767.72x = 248,079.15 × 99,195.18
  4. Step 4: Simplify right side
    179,767.72x = 24,608,255,938.50
  5. Step 5: Solve for x
    x = 24,608,255,938.50/179,767.72
  6. Step 6: Final answer
    x = 136,889.18

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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.