Home / 37,345.69-51,536.38-20,350.05

Finding the Fourth Proportional to 37,345.69, 51,536.38 and 20,350.05

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Solution

The fourth proportional to 37,345.69, 51,536.38 and 20,350.05 is: 28,082.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,345.69 : 51,536.38 = 20,350.05 : x
  2. Step 2: Convert to fraction form
    37,345.69/51,536.38 = 20,350.05/x
  3. Step 3: Cross multiply
    37,345.69x = 51,536.38 × 20,350.05
  4. Step 4: Simplify right side
    37,345.69x = 1,048,767,909.82
  5. Step 5: Solve for x
    x = 1,048,767,909.82/37,345.69
  6. Step 6: Final answer
    x = 28,082.71

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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.