Home / 76,190.25-114,292.89-26,263.78

Finding the Fourth Proportional to 76,190.25, 114,292.89 and 26,263.78

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Solution

The fourth proportional to 76,190.25, 114,292.89 and 26,263.78 is: 39,398.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,190.25 : 114,292.89 = 26,263.78 : x
  2. Step 2: Convert to fraction form
    76,190.25/114,292.89 = 26,263.78/x
  3. Step 3: Cross multiply
    76,190.25x = 114,292.89 × 26,263.78
  4. Step 4: Simplify right side
    76,190.25x = 3,001,763,131.28
  5. Step 5: Solve for x
    x = 3,001,763,131.28/76,190.25
  6. Step 6: Final answer
    x = 39,398.26

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1.5x scale

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.