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Finding the Fourth Proportional to 174,388.70, 240,640.71 and 101,797.89

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Solution

The fourth proportional to 174,388.70, 240,640.71 and 101,797.89 is: 140,471.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,388.70 : 240,640.71 = 101,797.89 : x
  2. Step 2: Convert to fraction form
    174,388.70/240,640.71 = 101,797.89/x
  3. Step 3: Cross multiply
    174,388.70x = 240,640.71 × 101,797.89
  4. Step 4: Simplify right side
    174,388.70x = 24,496,716,526.10
  5. Step 5: Solve for x
    x = 24,496,716,526.10/174,388.70
  6. Step 6: Final answer
    x = 140,471.93

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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.