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Finding the Fourth Proportional to 180,273.92, 248,773.75 and 99,699.71

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Solution

The fourth proportional to 180,273.92, 248,773.75 and 99,699.71 is: 137,583.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,273.92 : 248,773.75 = 99,699.71 : x
  2. Step 2: Convert to fraction form
    180,273.92/248,773.75 = 99,699.71/x
  3. Step 3: Cross multiply
    180,273.92x = 248,773.75 × 99,699.71
  4. Step 4: Simplify right side
    180,273.92x = 24,802,669,237.49
  5. Step 5: Solve for x
    x = 24,802,669,237.49/180,273.92
  6. Step 6: Final answer
    x = 137,583.24

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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.