Home / 54,315.73-74,974.05-34,206.25

Finding the Fourth Proportional to 54,315.73, 74,974.05 and 34,206.25

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Solution

The fourth proportional to 54,315.73, 74,974.05 and 34,206.25 is: 47,216.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,315.73 : 74,974.05 = 34,206.25 : x
  2. Step 2: Convert to fraction form
    54,315.73/74,974.05 = 34,206.25/x
  3. Step 3: Cross multiply
    54,315.73x = 74,974.05 × 34,206.25
  4. Step 4: Simplify right side
    54,315.73x = 2,564,581,097.81
  5. Step 5: Solve for x
    x = 2,564,581,097.81/54,315.73
  6. Step 6: Final answer
    x = 47,216.18

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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.