Home / 39,185.76-54,056.16-25,023.60

Finding the Fourth Proportional to 39,185.76, 54,056.16 and 25,023.60

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Solution

The fourth proportional to 39,185.76, 54,056.16 and 25,023.60 is: 34,519.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,185.76 : 54,056.16 = 25,023.60 : x
  2. Step 2: Convert to fraction form
    39,185.76/54,056.16 = 25,023.60/x
  3. Step 3: Cross multiply
    39,185.76x = 54,056.16 × 25,023.60
  4. Step 4: Simplify right side
    39,185.76x = 1,352,679,725.38
  5. Step 5: Solve for x
    x = 1,352,679,725.38/39,185.76
  6. Step 6: Final answer
    x = 34,519.68

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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.