Home / 54,243-74,862.81-32,733.84

Finding the Fourth Proportional to 54,243, 74,862.81 and 32,733.84

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Solution

The fourth proportional to 54,243, 74,862.81 and 32,733.84 is: 45,177.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,243 : 74,862.81 = 32,733.84 : x
  2. Step 2: Convert to fraction form
    54,243/74,862.81 = 32,733.84/x
  3. Step 3: Cross multiply
    54,243x = 74,862.81 × 32,733.84
  4. Step 4: Simplify right side
    54,243x = 2,450,547,244.49
  5. Step 5: Solve for x
    x = 2,450,547,244.49/54,243
  6. Step 6: Final answer
    x = 45,177.21

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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.