Home / 200,385.24-276,532.05-108,505.53

Finding the Fourth Proportional to 200,385.24, 276,532.05 and 108,505.53

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Solution

The fourth proportional to 200,385.24, 276,532.05 and 108,505.53 is: 149,737.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,385.24 : 276,532.05 = 108,505.53 : x
  2. Step 2: Convert to fraction form
    200,385.24/276,532.05 = 108,505.53/x
  3. Step 3: Cross multiply
    200,385.24x = 276,532.05 × 108,505.53
  4. Step 4: Simplify right side
    200,385.24x = 30,005,256,411.75
  5. Step 5: Solve for x
    x = 30,005,256,411.75/200,385.24
  6. Step 6: Final answer
    x = 149,737.86

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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.