Home / 54,954.98-75,839.59-31,081.17

Finding the Fourth Proportional to 54,954.98, 75,839.59 and 31,081.17

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Solution

The fourth proportional to 54,954.98, 75,839.59 and 31,081.17 is: 42,892.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,954.98 : 75,839.59 = 31,081.17 : x
  2. Step 2: Convert to fraction form
    54,954.98/75,839.59 = 31,081.17/x
  3. Step 3: Cross multiply
    54,954.98x = 75,839.59 × 31,081.17
  4. Step 4: Simplify right side
    54,954.98x = 2,357,183,189.52
  5. Step 5: Solve for x
    x = 2,357,183,189.52/54,954.98
  6. Step 6: Final answer
    x = 42,892.99

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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.