Home / 100,818.25-151,227.38-35,154.25

Finding the Fourth Proportional to 100,818.25, 151,227.38 and 35,154.25

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Solution

The fourth proportional to 100,818.25, 151,227.38 and 35,154.25 is: 52,731.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,818.25 : 151,227.38 = 35,154.25 : x
  2. Step 2: Convert to fraction form
    100,818.25/151,227.38 = 35,154.25/x
  3. Step 3: Cross multiply
    100,818.25x = 151,227.38 × 35,154.25
  4. Step 4: Simplify right side
    100,818.25x = 5,316,285,123.37
  5. Step 5: Solve for x
    x = 5,316,285,123.37/100,818.25
  6. Step 6: Final answer
    x = 52,731.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.