Home / 47,208.23-65,147.19-25,987.50

Finding the Fourth Proportional to 47,208.23, 65,147.19 and 25,987.50

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Solution

The fourth proportional to 47,208.23, 65,147.19 and 25,987.50 is: 35,862.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,208.23 : 65,147.19 = 25,987.50 : x
  2. Step 2: Convert to fraction form
    47,208.23/65,147.19 = 25,987.50/x
  3. Step 3: Cross multiply
    47,208.23x = 65,147.19 × 25,987.50
  4. Step 4: Simplify right side
    47,208.23x = 1,693,012,144.45
  5. Step 5: Solve for x
    x = 1,693,012,144.45/47,208.23
  6. Step 6: Final answer
    x = 35,862.65

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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.