Home / 191,179.55-263,826.91-106,291.55

Finding the Fourth Proportional to 191,179.55, 263,826.91 and 106,291.55

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Solution

The fourth proportional to 191,179.55, 263,826.91 and 106,291.55 is: 146,681.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,179.55 : 263,826.91 = 106,291.55 : x
  2. Step 2: Convert to fraction form
    191,179.55/263,826.91 = 106,291.55/x
  3. Step 3: Cross multiply
    191,179.55x = 263,826.91 × 106,291.55
  4. Step 4: Simplify right side
    191,179.55x = 28,042,571,195.61
  5. Step 5: Solve for x
    x = 28,042,571,195.61/191,179.55
  6. Step 6: Final answer
    x = 146,681.86

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1.5x scale

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.