Home / 100,072.08-150,096.96-25,192.20

Finding the Fourth Proportional to 100,072.08, 150,096.96 and 25,192.20

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Solution

The fourth proportional to 100,072.08, 150,096.96 and 25,192.20 is: 37,785.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,072.08 : 150,096.96 = 25,192.20 : x
  2. Step 2: Convert to fraction form
    100,072.08/150,096.96 = 25,192.20/x
  3. Step 3: Cross multiply
    100,072.08x = 150,096.96 × 25,192.20
  4. Step 4: Simplify right side
    100,072.08x = 3,781,272,635.71
  5. Step 5: Solve for x
    x = 3,781,272,635.71/100,072.08
  6. Step 6: Final answer
    x = 37,785.49

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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.