Home / 100,177.61-150,242.81-29,081.48

Finding the Fourth Proportional to 100,177.61, 150,242.81 and 29,081.48

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Solution

The fourth proportional to 100,177.61, 150,242.81 and 29,081.48 is: 43,615.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,177.61 : 150,242.81 = 29,081.48 : x
  2. Step 2: Convert to fraction form
    100,177.61/150,242.81 = 29,081.48/x
  3. Step 3: Cross multiply
    100,177.61x = 150,242.81 × 29,081.48
  4. Step 4: Simplify right side
    100,177.61x = 4,369,282,377.54
  5. Step 5: Solve for x
    x = 4,369,282,377.54/100,177.61
  6. Step 6: Final answer
    x = 43,615.36

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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.