Home / 131,992.20-197,946.99-47,741.40

Finding the Fourth Proportional to 131,992.20, 197,946.99 and 47,741.40

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Solution

The fourth proportional to 131,992.20, 197,946.99 and 47,741.40 is: 71,597.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,992.20 : 197,946.99 = 47,741.40 : x
  2. Step 2: Convert to fraction form
    131,992.20/197,946.99 = 47,741.40/x
  3. Step 3: Cross multiply
    131,992.20x = 197,946.99 × 47,741.40
  4. Step 4: Simplify right side
    131,992.20x = 9,450,266,428.39
  5. Step 5: Solve for x
    x = 9,450,266,428.39/131,992.20
  6. Step 6: Final answer
    x = 71,597.16

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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.