Home / 54,470.82-75,184.02-30,605.18

Finding the Fourth Proportional to 54,470.82, 75,184.02 and 30,605.18

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Solution

The fourth proportional to 54,470.82, 75,184.02 and 30,605.18 is: 42,243.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,470.82 : 75,184.02 = 30,605.18 : x
  2. Step 2: Convert to fraction form
    54,470.82/75,184.02 = 30,605.18/x
  3. Step 3: Cross multiply
    54,470.82x = 75,184.02 × 30,605.18
  4. Step 4: Simplify right side
    54,470.82x = 2,301,020,653.18
  5. Step 5: Solve for x
    x = 2,301,020,653.18/54,470.82
  6. Step 6: Final answer
    x = 42,243.18

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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.