Home / 191,983.76-264,934.44-107,110.16

Finding the Fourth Proportional to 191,983.76, 264,934.44 and 107,110.16

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Solution

The fourth proportional to 191,983.76, 264,934.44 and 107,110.16 is: 147,810.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,983.76 : 264,934.44 = 107,110.16 : x
  2. Step 2: Convert to fraction form
    191,983.76/264,934.44 = 107,110.16/x
  3. Step 3: Cross multiply
    191,983.76x = 264,934.44 × 107,110.16
  4. Step 4: Simplify right side
    191,983.76x = 28,377,170,257.91
  5. Step 5: Solve for x
    x = 28,377,170,257.91/191,983.76
  6. Step 6: Final answer
    x = 147,810.26

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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.