Home / 84,360.24-116,371.08-54,111.92

Finding the Fourth Proportional to 84,360.24, 116,371.08 and 54,111.92

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Solution

The fourth proportional to 84,360.24, 116,371.08 and 54,111.92 is: 74,644.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,360.24 : 116,371.08 = 54,111.92 : x
  2. Step 2: Convert to fraction form
    84,360.24/116,371.08 = 54,111.92/x
  3. Step 3: Cross multiply
    84,360.24x = 116,371.08 × 54,111.92
  4. Step 4: Simplify right side
    84,360.24x = 6,297,061,989.42
  5. Step 5: Solve for x
    x = 6,297,061,989.42/84,360.24
  6. Step 6: Final answer
    x = 74,644.90

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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.