Home / 196,234.13-294,395.07-71,575.13

Finding the Fourth Proportional to 196,234.13, 294,395.07 and 71,575.13

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Solution

The fourth proportional to 196,234.13, 294,395.07 and 71,575.13 is: 107,378.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,234.13 : 294,395.07 = 71,575.13 : x
  2. Step 2: Convert to fraction form
    196,234.13/294,395.07 = 71,575.13/x
  3. Step 3: Cross multiply
    196,234.13x = 294,395.07 × 71,575.13
  4. Step 4: Simplify right side
    196,234.13x = 21,071,365,406.61
  5. Step 5: Solve for x
    x = 21,071,365,406.61/196,234.13
  6. Step 6: Final answer
    x = 107,378.70

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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.