Home / 191,707.20-264,557.07-111,182.49

Finding the Fourth Proportional to 191,707.20, 264,557.07 and 111,182.49

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Solution

The fourth proportional to 191,707.20, 264,557.07 and 111,182.49 is: 153,432.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,707.20 : 264,557.07 = 111,182.49 : x
  2. Step 2: Convert to fraction form
    191,707.20/264,557.07 = 111,182.49/x
  3. Step 3: Cross multiply
    191,707.20x = 264,557.07 × 111,182.49
  4. Step 4: Simplify right side
    191,707.20x = 29,414,113,789.70
  5. Step 5: Solve for x
    x = 29,414,113,789.70/191,707.20
  6. Step 6: Final answer
    x = 153,432.49

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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.