Home / 77,447.24-116,102.04-27,520.76

Finding the Fourth Proportional to 77,447.24, 116,102.04 and 27,520.76

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Solution

The fourth proportional to 77,447.24, 116,102.04 and 27,520.76 is: 41,256.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,447.24 : 116,102.04 = 27,520.76 : x
  2. Step 2: Convert to fraction form
    77,447.24/116,102.04 = 27,520.76/x
  3. Step 3: Cross multiply
    77,447.24x = 116,102.04 × 27,520.76
  4. Step 4: Simplify right side
    77,447.24x = 3,195,216,378.35
  5. Step 5: Solve for x
    x = 3,195,216,378.35/77,447.24
  6. Step 6: Final answer
    x = 41,256.68

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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.