Home / 109,869.36-151,625.52-69,568.44

Finding the Fourth Proportional to 109,869.36, 151,625.52 and 69,568.44

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Solution

The fourth proportional to 109,869.36, 151,625.52 and 69,568.44 is: 96,008.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,869.36 : 151,625.52 = 69,568.44 : x
  2. Step 2: Convert to fraction form
    109,869.36/151,625.52 = 69,568.44/x
  3. Step 3: Cross multiply
    109,869.36x = 151,625.52 × 69,568.44
  4. Step 4: Simplify right side
    109,869.36x = 10,548,350,890.59
  5. Step 5: Solve for x
    x = 10,548,350,890.59/109,869.36
  6. Step 6: Final answer
    x = 96,008.12

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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.