Home / 216,055.24-324,115.26-75,789.16

Finding the Fourth Proportional to 216,055.24, 324,115.26 and 75,789.16

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Solution

The fourth proportional to 216,055.24, 324,115.26 and 75,789.16 is: 113,695.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,055.24 : 324,115.26 = 75,789.16 : x
  2. Step 2: Convert to fraction form
    216,055.24/324,115.26 = 75,789.16/x
  3. Step 3: Cross multiply
    216,055.24x = 324,115.26 × 75,789.16
  4. Step 4: Simplify right side
    216,055.24x = 24,564,423,298.58
  5. Step 5: Solve for x
    x = 24,564,423,298.58/216,055.24
  6. Step 6: Final answer
    x = 113,695.11

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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.