Home / 131,111.08-196,653.66-52,204.12

Finding the Fourth Proportional to 131,111.08, 196,653.66 and 52,204.12

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Solution

The fourth proportional to 131,111.08, 196,653.66 and 52,204.12 is: 78,301.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,111.08 : 196,653.66 = 52,204.12 : x
  2. Step 2: Convert to fraction form
    131,111.08/196,653.66 = 52,204.12/x
  3. Step 3: Cross multiply
    131,111.08x = 196,653.66 × 52,204.12
  4. Step 4: Simplify right side
    131,111.08x = 10,266,131,265.08
  5. Step 5: Solve for x
    x = 10,266,131,265.08/131,111.08
  6. Step 6: Final answer
    x = 78,301.02

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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.