Home / 39,156.48-58,855.68-25,401.60

Finding the Fourth Proportional to 39,156.48, 58,855.68 and 25,401.60

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Solution

The fourth proportional to 39,156.48, 58,855.68 and 25,401.60 is: 38,180.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,156.48 : 58,855.68 = 25,401.60 : x
  2. Step 2: Convert to fraction form
    39,156.48/58,855.68 = 25,401.60/x
  3. Step 3: Cross multiply
    39,156.48x = 58,855.68 × 25,401.60
  4. Step 4: Simplify right side
    39,156.48x = 1,495,028,441.09
  5. Step 5: Solve for x
    x = 1,495,028,441.09/39,156.48
  6. Step 6: Final answer
    x = 38,180.87

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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.