Home / 39,189.03-54,049.59-25,774.07

Finding the Fourth Proportional to 39,189.03, 54,049.59 and 25,774.07

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Solution

The fourth proportional to 39,189.03, 54,049.59 and 25,774.07 is: 35,547.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,189.03 : 54,049.59 = 25,774.07 : x
  2. Step 2: Convert to fraction form
    39,189.03/54,049.59 = 25,774.07/x
  3. Step 3: Cross multiply
    39,189.03x = 54,049.59 × 25,774.07
  4. Step 4: Simplify right side
    39,189.03x = 1,393,077,645.88
  5. Step 5: Solve for x
    x = 1,393,077,645.88/39,189.03
  6. Step 6: Final answer
    x = 35,547.64

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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.