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Finding the Fourth Proportional to 73,368.72, 110,011.77 and 23,437.08

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Solution

The fourth proportional to 73,368.72, 110,011.77 and 23,437.08 is: 35,142.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,368.72 : 110,011.77 = 23,437.08 : x
  2. Step 2: Convert to fraction form
    73,368.72/110,011.77 = 23,437.08/x
  3. Step 3: Cross multiply
    73,368.72x = 110,011.77 × 23,437.08
  4. Step 4: Simplify right side
    73,368.72x = 2,578,354,654.43
  5. Step 5: Solve for x
    x = 2,578,354,654.43/73,368.72
  6. Step 6: Final answer
    x = 35,142.42

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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.