Home / 54,137.68-74,711.04-30,266.08

Finding the Fourth Proportional to 54,137.68, 74,711.04 and 30,266.08

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Solution

The fourth proportional to 54,137.68, 74,711.04 and 30,266.08 is: 41,767.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,137.68 : 74,711.04 = 30,266.08 : x
  2. Step 2: Convert to fraction form
    54,137.68/74,711.04 = 30,266.08/x
  3. Step 3: Cross multiply
    54,137.68x = 74,711.04 × 30,266.08
  4. Step 4: Simplify right side
    54,137.68x = 2,261,210,313.52
  5. Step 5: Solve for x
    x = 2,261,210,313.52/54,137.68
  6. Step 6: Final answer
    x = 41,767.77

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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.