Home / 47,421.49-71,111.28-25,229.60

Finding the Fourth Proportional to 47,421.49, 71,111.28 and 25,229.60

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Solution

The fourth proportional to 47,421.49, 71,111.28 and 25,229.60 is: 37,833.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,421.49 : 71,111.28 = 25,229.60 : x
  2. Step 2: Convert to fraction form
    47,421.49/71,111.28 = 25,229.60/x
  3. Step 3: Cross multiply
    47,421.49x = 71,111.28 × 25,229.60
  4. Step 4: Simplify right side
    47,421.49x = 1,794,109,149.89
  5. Step 5: Solve for x
    x = 1,794,109,149.89/47,421.49
  6. Step 6: Final answer
    x = 37,833.25

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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.