Home / 191,801.25-264,685.73-106,923.78

Finding the Fourth Proportional to 191,801.25, 264,685.73 and 106,923.78

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Solution

The fourth proportional to 191,801.25, 264,685.73 and 106,923.78 is: 147,554.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,801.25 : 264,685.73 = 106,923.78 : x
  2. Step 2: Convert to fraction form
    191,801.25/264,685.73 = 106,923.78/x
  3. Step 3: Cross multiply
    191,801.25x = 264,685.73 × 106,923.78
  4. Step 4: Simplify right side
    191,801.25x = 28,301,198,229.04
  5. Step 5: Solve for x
    x = 28,301,198,229.04/191,801.25
  6. Step 6: Final answer
    x = 147,554.82

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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.