Home / 54,604.08-75,356.06-30,732.30

Finding the Fourth Proportional to 54,604.08, 75,356.06 and 30,732.30

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Solution

The fourth proportional to 54,604.08, 75,356.06 and 30,732.30 is: 42,411.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,604.08 : 75,356.06 = 30,732.30 : x
  2. Step 2: Convert to fraction form
    54,604.08/75,356.06 = 30,732.30/x
  3. Step 3: Cross multiply
    54,604.08x = 75,356.06 × 30,732.30
  4. Step 4: Simplify right side
    54,604.08x = 2,315,864,889.08
  5. Step 5: Solve for x
    x = 2,315,864,889.08/54,604.08
  6. Step 6: Final answer
    x = 42,411.94

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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.