Home / 92,960.15-139,415.31-40,357.13

Finding the Fourth Proportional to 92,960.15, 139,415.31 and 40,357.13

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Solution

The fourth proportional to 92,960.15, 139,415.31 and 40,357.13 is: 60,524.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,960.15 : 139,415.31 = 40,357.13 : x
  2. Step 2: Convert to fraction form
    92,960.15/139,415.31 = 40,357.13/x
  3. Step 3: Cross multiply
    92,960.15x = 139,415.31 × 40,357.13
  4. Step 4: Simplify right side
    92,960.15x = 5,626,401,092.58
  5. Step 5: Solve for x
    x = 5,626,401,092.58/92,960.15
  6. Step 6: Final answer
    x = 60,524.87

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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.