Home / 131,304.89-196,940.93-36,542.18

Finding the Fourth Proportional to 131,304.89, 196,940.93 and 36,542.18

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Solution

The fourth proportional to 131,304.89, 196,940.93 and 36,542.18 is: 54,808.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,304.89 : 196,940.93 = 36,542.18 : x
  2. Step 2: Convert to fraction form
    131,304.89/196,940.93 = 36,542.18/x
  3. Step 3: Cross multiply
    131,304.89x = 196,940.93 × 36,542.18
  4. Step 4: Simplify right side
    131,304.89x = 7,196,651,223.07
  5. Step 5: Solve for x
    x = 7,196,651,223.07/131,304.89
  6. Step 6: Final answer
    x = 54,808.71

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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.