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Finding the Fourth Proportional to 167,473.08, 250,870.08 and 77,387.64

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Solution

The fourth proportional to 167,473.08, 250,870.08 and 77,387.64 is: 115,924.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,473.08 : 250,870.08 = 77,387.64 : x
  2. Step 2: Convert to fraction form
    167,473.08/250,870.08 = 77,387.64/x
  3. Step 3: Cross multiply
    167,473.08x = 250,870.08 × 77,387.64
  4. Step 4: Simplify right side
    167,473.08x = 19,414,243,437.81
  5. Step 5: Solve for x
    x = 19,414,243,437.81/167,473.08
  6. Step 6: Final answer
    x = 115,924.56

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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.