Home / 130,468.88-195,736.13-36,974.63

Finding the Fourth Proportional to 130,468.88, 195,736.13 and 36,974.63

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Solution

The fourth proportional to 130,468.88, 195,736.13 and 36,974.63 is: 55,471.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,468.88 : 195,736.13 = 36,974.63 : x
  2. Step 2: Convert to fraction form
    130,468.88/195,736.13 = 36,974.63/x
  3. Step 3: Cross multiply
    130,468.88x = 195,736.13 × 36,974.63
  4. Step 4: Simplify right side
    130,468.88x = 7,237,269,820.83
  5. Step 5: Solve for x
    x = 7,237,269,820.83/130,468.88
  6. Step 6: Final answer
    x = 55,471.24

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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.