Home / 37,065.60-55,601.81-12,105.77

Finding the Fourth Proportional to 37,065.60, 55,601.81 and 12,105.77

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Solution

The fourth proportional to 37,065.60, 55,601.81 and 12,105.77 is: 18,159.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,065.60 : 55,601.81 = 12,105.77 : x
  2. Step 2: Convert to fraction form
    37,065.60/55,601.81 = 12,105.77/x
  3. Step 3: Cross multiply
    37,065.60x = 55,601.81 × 12,105.77
  4. Step 4: Simplify right side
    37,065.60x = 673,102,384.91
  5. Step 5: Solve for x
    x = 673,102,384.91/37,065.60
  6. Step 6: Final answer
    x = 18,159.76

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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.