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Finding the Fourth Proportional to 181,888.66, 272,329.98 and 92,950.66

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Solution

The fourth proportional to 181,888.66, 272,329.98 and 92,950.66 is: 139,168.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,888.66 : 272,329.98 = 92,950.66 : x
  2. Step 2: Convert to fraction form
    181,888.66/272,329.98 = 92,950.66/x
  3. Step 3: Cross multiply
    181,888.66x = 272,329.98 × 92,950.66
  4. Step 4: Simplify right side
    181,888.66x = 25,313,251,378.79
  5. Step 5: Solve for x
    x = 25,313,251,378.79/181,888.66
  6. Step 6: Final answer
    x = 139,168.94

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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.