Home / 266,971.93-400,238.38-124,746.86

Finding the Fourth Proportional to 266,971.93, 400,238.38 and 124,746.86

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Solution

The fourth proportional to 266,971.93, 400,238.38 and 124,746.86 is: 187,017.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,971.93 : 400,238.38 = 124,746.86 : x
  2. Step 2: Convert to fraction form
    266,971.93/400,238.38 = 124,746.86/x
  3. Step 3: Cross multiply
    266,971.93x = 400,238.38 × 124,746.86
  4. Step 4: Simplify right side
    266,971.93x = 49,928,481,156.49
  5. Step 5: Solve for x
    x = 49,928,481,156.49/266,971.93
  6. Step 6: Final answer
    x = 187,017.72

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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.