Home / 36,050.05-49,744.16-20,132.47

Finding the Fourth Proportional to 36,050.05, 49,744.16 and 20,132.47

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Solution

The fourth proportional to 36,050.05, 49,744.16 and 20,132.47 is: 27,780.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,050.05 : 49,744.16 = 20,132.47 : x
  2. Step 2: Convert to fraction form
    36,050.05/49,744.16 = 20,132.47/x
  3. Step 3: Cross multiply
    36,050.05x = 49,744.16 × 20,132.47
  4. Step 4: Simplify right side
    36,050.05x = 1,001,472,708.21
  5. Step 5: Solve for x
    x = 1,001,472,708.21/36,050.05
  6. Step 6: Final answer
    x = 27,780.06

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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.