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Finding the Fourth Proportional to 181,950.30, 251,098.92 and 101,377.62

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Solution

The fourth proportional to 181,950.30, 251,098.92 and 101,377.62 is: 139,905.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,950.30 : 251,098.92 = 101,377.62 : x
  2. Step 2: Convert to fraction form
    181,950.30/251,098.92 = 101,377.62/x
  3. Step 3: Cross multiply
    181,950.30x = 251,098.92 × 101,377.62
  4. Step 4: Simplify right side
    181,950.30x = 25,455,810,894.17
  5. Step 5: Solve for x
    x = 25,455,810,894.17/181,950.30
  6. Step 6: Final answer
    x = 139,905.30

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1.5x scale

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.