Home / 84,174.72-116,159.36-45,932.48

Finding the Fourth Proportional to 84,174.72, 116,159.36 and 45,932.48

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Solution

The fourth proportional to 84,174.72, 116,159.36 and 45,932.48 is: 63,385.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,174.72 : 116,159.36 = 45,932.48 : x
  2. Step 2: Convert to fraction form
    84,174.72/116,159.36 = 45,932.48/x
  3. Step 3: Cross multiply
    84,174.72x = 116,159.36 × 45,932.48
  4. Step 4: Simplify right side
    84,174.72x = 5,335,487,480.01
  5. Step 5: Solve for x
    x = 5,335,487,480.01/84,174.72
  6. Step 6: Final answer
    x = 63,385.87

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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.