Home / 47,643.88-65,747.54-26,422.70

Finding the Fourth Proportional to 47,643.88, 65,747.54 and 26,422.70

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Solution

The fourth proportional to 47,643.88, 65,747.54 and 26,422.70 is: 36,462.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,643.88 : 65,747.54 = 26,422.70 : x
  2. Step 2: Convert to fraction form
    47,643.88/65,747.54 = 26,422.70/x
  3. Step 3: Cross multiply
    47,643.88x = 65,747.54 × 26,422.70
  4. Step 4: Simplify right side
    47,643.88x = 1,737,227,525.16
  5. Step 5: Solve for x
    x = 1,737,227,525.16/47,643.88
  6. Step 6: Final answer
    x = 36,462.76

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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.