Home / 54,382.24-75,050.58-30,511

Finding the Fourth Proportional to 54,382.24, 75,050.58 and 30,511

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Solution

The fourth proportional to 54,382.24, 75,050.58 and 30,511 is: 42,106.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,382.24 : 75,050.58 = 30,511 : x
  2. Step 2: Convert to fraction form
    54,382.24/75,050.58 = 30,511/x
  3. Step 3: Cross multiply
    54,382.24x = 75,050.58 × 30,511
  4. Step 4: Simplify right side
    54,382.24x = 2,289,868,246.38
  5. Step 5: Solve for x
    x = 2,289,868,246.38/54,382.24
  6. Step 6: Final answer
    x = 42,106.91

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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.