Home / 39,452.15-59,156.33-13,142.54

Finding the Fourth Proportional to 39,452.15, 59,156.33 and 13,142.54

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Solution

The fourth proportional to 39,452.15, 59,156.33 and 13,142.54 is: 19,706.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,452.15 : 59,156.33 = 13,142.54 : x
  2. Step 2: Convert to fraction form
    39,452.15/59,156.33 = 13,142.54/x
  3. Step 3: Cross multiply
    39,452.15x = 59,156.33 × 13,142.54
  4. Step 4: Simplify right side
    39,452.15x = 777,464,071.78
  5. Step 5: Solve for x
    x = 777,464,071.78/39,452.15
  6. Step 6: Final answer
    x = 19,706.51

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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.