Home / 175,079.38-262,198.12-99,971.93

Finding the Fourth Proportional to 175,079.38, 262,198.12 and 99,971.93

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Solution

The fourth proportional to 175,079.38, 262,198.12 and 99,971.93 is: 149,717.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,079.38 : 262,198.12 = 99,971.93 : x
  2. Step 2: Convert to fraction form
    175,079.38/262,198.12 = 99,971.93/x
  3. Step 3: Cross multiply
    175,079.38x = 262,198.12 × 99,971.93
  4. Step 4: Simplify right side
    175,079.38x = 26,212,452,098.77
  5. Step 5: Solve for x
    x = 26,212,452,098.77/175,079.38
  6. Step 6: Final answer
    x = 149,717.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.