Home / 40,212.12-60,338.16-18,041.16

Finding the Fourth Proportional to 40,212.12, 60,338.16 and 18,041.16

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Solution

The fourth proportional to 40,212.12, 60,338.16 and 18,041.16 is: 27,070.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,212.12 : 60,338.16 = 18,041.16 : x
  2. Step 2: Convert to fraction form
    40,212.12/60,338.16 = 18,041.16/x
  3. Step 3: Cross multiply
    40,212.12x = 60,338.16 × 18,041.16
  4. Step 4: Simplify right side
    40,212.12x = 1,088,570,398.67
  5. Step 5: Solve for x
    x = 1,088,570,398.67/40,212.12
  6. Step 6: Final answer
    x = 27,070.70

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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.