Home / 76,095.76-114,115.26-26,161.72

Finding the Fourth Proportional to 76,095.76, 114,115.26 and 26,161.72

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Solution

The fourth proportional to 76,095.76, 114,115.26 and 26,161.72 is: 39,232.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,095.76 : 114,115.26 = 26,161.72 : x
  2. Step 2: Convert to fraction form
    76,095.76/114,115.26 = 26,161.72/x
  3. Step 3: Cross multiply
    76,095.76x = 114,115.26 × 26,161.72
  4. Step 4: Simplify right side
    76,095.76x = 2,985,451,479.85
  5. Step 5: Solve for x
    x = 2,985,451,479.85/76,095.76
  6. Step 6: Final answer
    x = 39,232.82

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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.