Home / 54,626.10-81,939.15-38,037.30

Finding the Fourth Proportional to 54,626.10, 81,939.15 and 38,037.30

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Solution

The fourth proportional to 54,626.10, 81,939.15 and 38,037.30 is: 57,055.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,626.10 : 81,939.15 = 38,037.30 : x
  2. Step 2: Convert to fraction form
    54,626.10/81,939.15 = 38,037.30/x
  3. Step 3: Cross multiply
    54,626.10x = 81,939.15 × 38,037.30
  4. Step 4: Simplify right side
    54,626.10x = 3,116,744,030.30
  5. Step 5: Solve for x
    x = 3,116,744,030.30/54,626.10
  6. Step 6: Final answer
    x = 57,055.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.