Home / 38,868.93-53,687.48-30,023.73

Finding the Fourth Proportional to 38,868.93, 53,687.48 and 30,023.73

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Solution

The fourth proportional to 38,868.93, 53,687.48 and 30,023.73 is: 41,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,868.93 : 53,687.48 = 30,023.73 : x
  2. Step 2: Convert to fraction form
    38,868.93/53,687.48 = 30,023.73/x
  3. Step 3: Cross multiply
    38,868.93x = 53,687.48 × 30,023.73
  4. Step 4: Simplify right side
    38,868.93x = 1,611,898,253.78
  5. Step 5: Solve for x
    x = 1,611,898,253.78/38,868.93
  6. Step 6: Final answer
    x = 41,470.10

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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.