Home / 39,321.23-54,281.68-25,182.14

Finding the Fourth Proportional to 39,321.23, 54,281.68 and 25,182.14

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Solution

The fourth proportional to 39,321.23, 54,281.68 and 25,182.14 is: 34,763.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,321.23 : 54,281.68 = 25,182.14 : x
  2. Step 2: Convert to fraction form
    39,321.23/54,281.68 = 25,182.14/x
  3. Step 3: Cross multiply
    39,321.23x = 54,281.68 × 25,182.14
  4. Step 4: Simplify right side
    39,321.23x = 1,366,928,530.83
  5. Step 5: Solve for x
    x = 1,366,928,530.83/39,321.23
  6. Step 6: Final answer
    x = 34,763.12

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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.