Home / 54,192.34-74,788.33-30,317.59

Finding the Fourth Proportional to 54,192.34, 74,788.33 and 30,317.59

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Solution

The fourth proportional to 54,192.34, 74,788.33 and 30,317.59 is: 41,839.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,192.34 : 74,788.33 = 30,317.59 : x
  2. Step 2: Convert to fraction form
    54,192.34/74,788.33 = 30,317.59/x
  3. Step 3: Cross multiply
    54,192.34x = 74,788.33 × 30,317.59
  4. Step 4: Simplify right side
    54,192.34x = 2,267,401,551.78
  5. Step 5: Solve for x
    x = 2,267,401,551.78/54,192.34
  6. Step 6: Final answer
    x = 41,839.89

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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.