Home / 45,230.08-67,837.36-11,950.48

Finding the Fourth Proportional to 45,230.08, 67,837.36 and 11,950.48

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Solution

The fourth proportional to 45,230.08, 67,837.36 and 11,950.48 is: 17,923.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,230.08 : 67,837.36 = 11,950.48 : x
  2. Step 2: Convert to fraction form
    45,230.08/67,837.36 = 11,950.48/x
  3. Step 3: Cross multiply
    45,230.08x = 67,837.36 × 11,950.48
  4. Step 4: Simplify right side
    45,230.08x = 810,689,013.93
  5. Step 5: Solve for x
    x = 810,689,013.93/45,230.08
  6. Step 6: Final answer
    x = 17,923.67

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1.5x scale

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.