Home / 54,576.91-75,310.12-30,703.17

Finding the Fourth Proportional to 54,576.91, 75,310.12 and 30,703.17

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Solution

The fourth proportional to 54,576.91, 75,310.12 and 30,703.17 is: 42,366.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,576.91 : 75,310.12 = 30,703.17 : x
  2. Step 2: Convert to fraction form
    54,576.91/75,310.12 = 30,703.17/x
  3. Step 3: Cross multiply
    54,576.91x = 75,310.12 × 30,703.17
  4. Step 4: Simplify right side
    54,576.91x = 2,312,259,417.08
  5. Step 5: Solve for x
    x = 2,312,259,417.08/54,576.91
  6. Step 6: Final answer
    x = 42,366.99

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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.