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Finding the Fourth Proportional to 111,926.40, 167,891.04 and 33,041.76

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Solution

The fourth proportional to 111,926.40, 167,891.04 and 33,041.76 is: 49,563.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,926.40 : 167,891.04 = 33,041.76 : x
  2. Step 2: Convert to fraction form
    111,926.40/167,891.04 = 33,041.76/x
  3. Step 3: Cross multiply
    111,926.40x = 167,891.04 × 33,041.76
  4. Step 4: Simplify right side
    111,926.40x = 5,547,415,449.83
  5. Step 5: Solve for x
    x = 5,547,415,449.83/111,926.40
  6. Step 6: Final answer
    x = 49,563.07

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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.