Home / 84,357.24-116,366.94-54,108.92

Finding the Fourth Proportional to 84,357.24, 116,366.94 and 54,108.92

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Solution

The fourth proportional to 84,357.24, 116,366.94 and 54,108.92 is: 74,640.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,357.24 : 116,366.94 = 54,108.92 : x
  2. Step 2: Convert to fraction form
    84,357.24/116,366.94 = 54,108.92/x
  3. Step 3: Cross multiply
    84,357.24x = 116,366.94 × 54,108.92
  4. Step 4: Simplify right side
    84,357.24x = 6,296,488,865.27
  5. Step 5: Solve for x
    x = 6,296,488,865.27/84,357.24
  6. Step 6: Final answer
    x = 74,640.76

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1.5x scale

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.