Home / 50,516.80-75,775.44-15,456.40

Finding the Fourth Proportional to 50,516.80, 75,775.44 and 15,456.40

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Solution

The fourth proportional to 50,516.80, 75,775.44 and 15,456.40 is: 23,184.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,516.80 : 75,775.44 = 15,456.40 : x
  2. Step 2: Convert to fraction form
    50,516.80/75,775.44 = 15,456.40/x
  3. Step 3: Cross multiply
    50,516.80x = 75,775.44 × 15,456.40
  4. Step 4: Simplify right side
    50,516.80x = 1,171,215,510.82
  5. Step 5: Solve for x
    x = 1,171,215,510.82/50,516.80
  6. Step 6: Final answer
    x = 23,184.67

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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.