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Finding the Fourth Proportional to 181,473.46, 250,362.50 and 103,907.66

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Solution

The fourth proportional to 181,473.46, 250,362.50 and 103,907.66 is: 143,351.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,473.46 : 250,362.50 = 103,907.66 : x
  2. Step 2: Convert to fraction form
    181,473.46/250,362.50 = 103,907.66/x
  3. Step 3: Cross multiply
    181,473.46x = 250,362.50 × 103,907.66
  4. Step 4: Simplify right side
    181,473.46x = 26,014,581,526.75
  5. Step 5: Solve for x
    x = 26,014,581,526.75/181,473.46
  6. Step 6: Final answer
    x = 143,351.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.