Home / 92,808.36-139,234.14-40,223.16

Finding the Fourth Proportional to 92,808.36, 139,234.14 and 40,223.16

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Solution

The fourth proportional to 92,808.36, 139,234.14 and 40,223.16 is: 60,344.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,808.36 : 139,234.14 = 40,223.16 : x
  2. Step 2: Convert to fraction form
    92,808.36/139,234.14 = 40,223.16/x
  3. Step 3: Cross multiply
    92,808.36x = 139,234.14 × 40,223.16
  4. Step 4: Simplify right side
    92,808.36x = 5,600,437,090.68
  5. Step 5: Solve for x
    x = 5,600,437,090.68/92,808.36
  6. Step 6: Final answer
    x = 60,344.10

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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.