Home / 62,108.74-85,698.25-39,451.42

Finding the Fourth Proportional to 62,108.74, 85,698.25 and 39,451.42

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Solution

The fourth proportional to 62,108.74, 85,698.25 and 39,451.42 is: 54,435.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,108.74 : 85,698.25 = 39,451.42 : x
  2. Step 2: Convert to fraction form
    62,108.74/85,698.25 = 39,451.42/x
  3. Step 3: Cross multiply
    62,108.74x = 85,698.25 × 39,451.42
  4. Step 4: Simplify right side
    62,108.74x = 3,380,917,884.42
  5. Step 5: Solve for x
    x = 3,380,917,884.42/62,108.74
  6. Step 6: Final answer
    x = 54,435.46

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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.