Home / 83,677.24-115,474.62-45,953.80

Finding the Fourth Proportional to 83,677.24, 115,474.62 and 45,953.80

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Solution

The fourth proportional to 83,677.24, 115,474.62 and 45,953.80 is: 63,416.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,677.24 : 115,474.62 = 45,953.80 : x
  2. Step 2: Convert to fraction form
    83,677.24/115,474.62 = 45,953.80/x
  3. Step 3: Cross multiply
    83,677.24x = 115,474.62 × 45,953.80
  4. Step 4: Simplify right side
    83,677.24x = 5,306,497,592.56
  5. Step 5: Solve for x
    x = 5,306,497,592.56/83,677.24
  6. Step 6: Final answer
    x = 63,416.26

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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.