Home / 54,214.49-74,816.37-30,343.38

Finding the Fourth Proportional to 54,214.49, 74,816.37 and 30,343.38

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Solution

The fourth proportional to 54,214.49, 74,816.37 and 30,343.38 is: 41,874.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,214.49 : 74,816.37 = 30,343.38 : x
  2. Step 2: Convert to fraction form
    54,214.49/74,816.37 = 30,343.38/x
  3. Step 3: Cross multiply
    54,214.49x = 74,816.37 × 30,343.38
  4. Step 4: Simplify right side
    54,214.49x = 2,270,181,545.13
  5. Step 5: Solve for x
    x = 2,270,181,545.13/54,214.49
  6. Step 6: Final answer
    x = 41,874.08

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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.