Home / 39,103.46-53,919.97-29,050.55

Finding the Fourth Proportional to 39,103.46, 53,919.97 and 29,050.55

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Solution

The fourth proportional to 39,103.46, 53,919.97 and 29,050.55 is: 40,057.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,103.46 : 53,919.97 = 29,050.55 : x
  2. Step 2: Convert to fraction form
    39,103.46/53,919.97 = 29,050.55/x
  3. Step 3: Cross multiply
    39,103.46x = 53,919.97 × 29,050.55
  4. Step 4: Simplify right side
    39,103.46x = 1,566,404,784.48
  5. Step 5: Solve for x
    x = 1,566,404,784.48/39,103.46
  6. Step 6: Final answer
    x = 40,057.96

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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.