Home / 131,006.40-196,473.60-36,214.08

Finding the Fourth Proportional to 131,006.40, 196,473.60 and 36,214.08

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Solution

The fourth proportional to 131,006.40, 196,473.60 and 36,214.08 is: 54,311.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,006.40 : 196,473.60 = 36,214.08 : x
  2. Step 2: Convert to fraction form
    131,006.40/196,473.60 = 36,214.08/x
  3. Step 3: Cross multiply
    131,006.40x = 196,473.60 × 36,214.08
  4. Step 4: Simplify right side
    131,006.40x = 7,115,110,668.29
  5. Step 5: Solve for x
    x = 7,115,110,668.29/131,006.40
  6. Step 6: Final answer
    x = 54,311.17

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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.