Home / 274,569.24-411,865.38-97,077.72

Finding the Fourth Proportional to 274,569.24, 411,865.38 and 97,077.72

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Solution

The fourth proportional to 274,569.24, 411,865.38 and 97,077.72 is: 145,620.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,569.24 : 411,865.38 = 97,077.72 : x
  2. Step 2: Convert to fraction form
    274,569.24/411,865.38 = 97,077.72/x
  3. Step 3: Cross multiply
    274,569.24x = 411,865.38 × 97,077.72
  4. Step 4: Simplify right side
    274,569.24x = 39,982,952,037.33
  5. Step 5: Solve for x
    x = 39,982,952,037.33/274,569.24
  6. Step 6: Final answer
    x = 145,620.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.