Home / 84,849.54-127,301.96-40,470.52

Finding the Fourth Proportional to 84,849.54, 127,301.96 and 40,470.52

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Solution

The fourth proportional to 84,849.54, 127,301.96 and 40,470.52 is: 60,718.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,849.54 : 127,301.96 = 40,470.52 : x
  2. Step 2: Convert to fraction form
    84,849.54/127,301.96 = 40,470.52/x
  3. Step 3: Cross multiply
    84,849.54x = 127,301.96 × 40,470.52
  4. Step 4: Simplify right side
    84,849.54x = 5,151,976,518.22
  5. Step 5: Solve for x
    x = 5,151,976,518.22/84,849.54
  6. Step 6: Final answer
    x = 60,718.97

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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.