Home / 127,473.75-191,214.68-38,728.02

Finding the Fourth Proportional to 127,473.75, 191,214.68 and 38,728.02

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Solution

The fourth proportional to 127,473.75, 191,214.68 and 38,728.02 is: 58,093.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,473.75 : 191,214.68 = 38,728.02 : x
  2. Step 2: Convert to fraction form
    127,473.75/191,214.68 = 38,728.02/x
  3. Step 3: Cross multiply
    127,473.75x = 191,214.68 × 38,728.02
  4. Step 4: Simplify right side
    127,473.75x = 7,405,366,474.75
  5. Step 5: Solve for x
    x = 7,405,366,474.75/127,473.75
  6. Step 6: Final answer
    x = 58,093.27

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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.