Home / 41,008.14-56,593.85-30,918.78

Finding the Fourth Proportional to 41,008.14, 56,593.85 and 30,918.78

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Solution

The fourth proportional to 41,008.14, 56,593.85 and 30,918.78 is: 42,669.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,008.14 : 56,593.85 = 30,918.78 : x
  2. Step 2: Convert to fraction form
    41,008.14/56,593.85 = 30,918.78/x
  3. Step 3: Cross multiply
    41,008.14x = 56,593.85 × 30,918.78
  4. Step 4: Simplify right side
    41,008.14x = 1,749,812,642.91
  5. Step 5: Solve for x
    x = 1,749,812,642.91/41,008.14
  6. Step 6: Final answer
    x = 42,669.89

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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.