Home / 83,726.65-125,367.83-50,400.96

Finding the Fourth Proportional to 83,726.65, 125,367.83 and 50,400.96

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Solution

The fourth proportional to 83,726.65, 125,367.83 and 50,400.96 is: 75,467.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,726.65 : 125,367.83 = 50,400.96 : x
  2. Step 2: Convert to fraction form
    83,726.65/125,367.83 = 50,400.96/x
  3. Step 3: Cross multiply
    83,726.65x = 125,367.83 × 50,400.96
  4. Step 4: Simplify right side
    83,726.65x = 6,318,658,985.12
  5. Step 5: Solve for x
    x = 6,318,658,985.12/83,726.65
  6. Step 6: Final answer
    x = 75,467.72

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1.5x scale

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.