Home / 192,545.92-265,794.24-117,120.64

Finding the Fourth Proportional to 192,545.92, 265,794.24 and 117,120.64

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Solution

The fourth proportional to 192,545.92, 265,794.24 and 117,120.64 is: 161,675.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,545.92 : 265,794.24 = 117,120.64 : x
  2. Step 2: Convert to fraction form
    192,545.92/265,794.24 = 117,120.64/x
  3. Step 3: Cross multiply
    192,545.92x = 265,794.24 × 117,120.64
  4. Step 4: Simplify right side
    192,545.92x = 31,129,991,497.11
  5. Step 5: Solve for x
    x = 31,129,991,497.11/192,545.92
  6. Step 6: Final answer
    x = 161,675.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.