Home / 40,090.05-60,118.16-12,014.10

Finding the Fourth Proportional to 40,090.05, 60,118.16 and 12,014.10

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Solution

The fourth proportional to 40,090.05, 60,118.16 and 12,014.10 is: 18,016.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,090.05 : 60,118.16 = 12,014.10 : x
  2. Step 2: Convert to fraction form
    40,090.05/60,118.16 = 12,014.10/x
  3. Step 3: Cross multiply
    40,090.05x = 60,118.16 × 12,014.10
  4. Step 4: Simplify right side
    40,090.05x = 722,265,525.99
  5. Step 5: Solve for x
    x = 722,265,525.99/40,090.05
  6. Step 6: Final answer
    x = 18,016.08

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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.