Home / 100,006.08-150,005.16-25,126.80

Finding the Fourth Proportional to 100,006.08, 150,005.16 and 25,126.80

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Solution

The fourth proportional to 100,006.08, 150,005.16 and 25,126.80 is: 37,689.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,006.08 : 150,005.16 = 25,126.80 : x
  2. Step 2: Convert to fraction form
    100,006.08/150,005.16 = 25,126.80/x
  3. Step 3: Cross multiply
    100,006.08x = 150,005.16 × 25,126.80
  4. Step 4: Simplify right side
    100,006.08x = 3,769,149,654.29
  5. Step 5: Solve for x
    x = 3,769,149,654.29/100,006.08
  6. Step 6: Final answer
    x = 37,689.21

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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.