Home / 147,826.91-204,001.07-79,843.86

Finding the Fourth Proportional to 147,826.91, 204,001.07 and 79,843.86

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Solution

The fourth proportional to 147,826.91, 204,001.07 and 79,843.86 is: 110,184.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,826.91 : 204,001.07 = 79,843.86 : x
  2. Step 2: Convert to fraction form
    147,826.91/204,001.07 = 79,843.86/x
  3. Step 3: Cross multiply
    147,826.91x = 204,001.07 × 79,843.86
  4. Step 4: Simplify right side
    147,826.91x = 16,288,232,473.71
  5. Step 5: Solve for x
    x = 16,288,232,473.71/147,826.91
  6. Step 6: Final answer
    x = 110,184.49

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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.