Home / 131,047.32-196,605-37,560.36

Finding the Fourth Proportional to 131,047.32, 196,605 and 37,560.36

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Solution

The fourth proportional to 131,047.32, 196,605 and 37,560.36 is: 56,350.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,047.32 : 196,605 = 37,560.36 : x
  2. Step 2: Convert to fraction form
    131,047.32/196,605 = 37,560.36/x
  3. Step 3: Cross multiply
    131,047.32x = 196,605 × 37,560.36
  4. Step 4: Simplify right side
    131,047.32x = 7,384,554,577.80
  5. Step 5: Solve for x
    x = 7,384,554,577.80/131,047.32
  6. Step 6: Final answer
    x = 56,350.29

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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.