Home / 92,745.68-139,135.82-42,148.26

Finding the Fourth Proportional to 92,745.68, 139,135.82 and 42,148.26

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Solution

The fourth proportional to 92,745.68, 139,135.82 and 42,148.26 is: 63,230.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,745.68 : 139,135.82 = 42,148.26 : x
  2. Step 2: Convert to fraction form
    92,745.68/139,135.82 = 42,148.26/x
  3. Step 3: Cross multiply
    92,745.68x = 139,135.82 × 42,148.26
  4. Step 4: Simplify right side
    92,745.68x = 5,864,332,505.93
  5. Step 5: Solve for x
    x = 5,864,332,505.93/92,745.68
  6. Step 6: Final answer
    x = 63,230.25

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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.