Home / 52,362.78-78,516.24-27,342.30

Finding the Fourth Proportional to 52,362.78, 78,516.24 and 27,342.30

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Solution

The fourth proportional to 52,362.78, 78,516.24 and 27,342.30 is: 40,998.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,362.78 : 78,516.24 = 27,342.30 : x
  2. Step 2: Convert to fraction form
    52,362.78/78,516.24 = 27,342.30/x
  3. Step 3: Cross multiply
    52,362.78x = 78,516.24 × 27,342.30
  4. Step 4: Simplify right side
    52,362.78x = 2,146,814,588.95
  5. Step 5: Solve for x
    x = 2,146,814,588.95/52,362.78
  6. Step 6: Final answer
    x = 40,998.87

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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.