Home / 187,536.33-258,760.17-111,079.35

Finding the Fourth Proportional to 187,536.33, 258,760.17 and 111,079.35

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Solution

The fourth proportional to 187,536.33, 258,760.17 and 111,079.35 is: 153,265.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,536.33 : 258,760.17 = 111,079.35 : x
  2. Step 2: Convert to fraction form
    187,536.33/258,760.17 = 111,079.35/x
  3. Step 3: Cross multiply
    187,536.33x = 258,760.17 × 111,079.35
  4. Step 4: Simplify right side
    187,536.33x = 28,742,911,489.49
  5. Step 5: Solve for x
    x = 28,742,911,489.49/187,536.33
  6. Step 6: Final answer
    x = 153,265.83

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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.