Home / 62,207.43-85,778.39-42,029.25

Finding the Fourth Proportional to 62,207.43, 85,778.39 and 42,029.25

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Solution

The fourth proportional to 62,207.43, 85,778.39 and 42,029.25 is: 57,954.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,207.43 : 85,778.39 = 42,029.25 : x
  2. Step 2: Convert to fraction form
    62,207.43/85,778.39 = 42,029.25/x
  3. Step 3: Cross multiply
    62,207.43x = 85,778.39 × 42,029.25
  4. Step 4: Simplify right side
    62,207.43x = 3,605,201,181.31
  5. Step 5: Solve for x
    x = 3,605,201,181.31/62,207.43
  6. Step 6: Final answer
    x = 57,954.51

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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.