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Finding the Fourth Proportional to 73,527.06, 110,290.61 and 18,123.06

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Solution

The fourth proportional to 73,527.06, 110,290.61 and 18,123.06 is: 27,184.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,527.06 : 110,290.61 = 18,123.06 : x
  2. Step 2: Convert to fraction form
    73,527.06/110,290.61 = 18,123.06/x
  3. Step 3: Cross multiply
    73,527.06x = 110,290.61 × 18,123.06
  4. Step 4: Simplify right side
    73,527.06x = 1,998,803,342.47
  5. Step 5: Solve for x
    x = 1,998,803,342.47/73,527.06
  6. Step 6: Final answer
    x = 27,184.59

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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.