Home / 131,295.40-196,977.66-37,808.68

Finding the Fourth Proportional to 131,295.40, 196,977.66 and 37,808.68

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Solution

The fourth proportional to 131,295.40, 196,977.66 and 37,808.68 is: 56,722.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,295.40 : 196,977.66 = 37,808.68 : x
  2. Step 2: Convert to fraction form
    131,295.40/196,977.66 = 37,808.68/x
  3. Step 3: Cross multiply
    131,295.40x = 196,977.66 × 37,808.68
  4. Step 4: Simplify right side
    131,295.40x = 7,447,465,314.09
  5. Step 5: Solve for x
    x = 7,447,465,314.09/131,295.40
  6. Step 6: Final answer
    x = 56,722.97

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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.