Home / 131,182.20-196,752.18-37,666.68

Finding the Fourth Proportional to 131,182.20, 196,752.18 and 37,666.68

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Solution

The fourth proportional to 131,182.20, 196,752.18 and 37,666.68 is: 56,493.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,182.20 : 196,752.18 = 37,666.68 : x
  2. Step 2: Convert to fraction form
    131,182.20/196,752.18 = 37,666.68/x
  3. Step 3: Cross multiply
    131,182.20x = 196,752.18 × 37,666.68
  4. Step 4: Simplify right side
    131,182.20x = 7,411,001,403.36
  5. Step 5: Solve for x
    x = 7,411,001,403.36/131,182.20
  6. Step 6: Final answer
    x = 56,493.96

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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.