Home / 25,373.06-38,064.35-7,838.79

Finding the Fourth Proportional to 25,373.06, 38,064.35 and 7,838.79

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Solution

The fourth proportional to 25,373.06, 38,064.35 and 7,838.79 is: 11,759.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,373.06 : 38,064.35 = 7,838.79 : x
  2. Step 2: Convert to fraction form
    25,373.06/38,064.35 = 7,838.79/x
  3. Step 3: Cross multiply
    25,373.06x = 38,064.35 × 7,838.79
  4. Step 4: Simplify right side
    25,373.06x = 298,378,446.14
  5. Step 5: Solve for x
    x = 298,378,446.14/25,373.06
  6. Step 6: Final answer
    x = 11,759.66

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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.