Home / 52,520.46-72,504.99-40,556.94

Finding the Fourth Proportional to 52,520.46, 72,504.99 and 40,556.94

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Solution

The fourth proportional to 52,520.46, 72,504.99 and 40,556.94 is: 55,989.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,520.46 : 72,504.99 = 40,556.94 : x
  2. Step 2: Convert to fraction form
    52,520.46/72,504.99 = 40,556.94/x
  3. Step 3: Cross multiply
    52,520.46x = 72,504.99 × 40,556.94
  4. Step 4: Simplify right side
    52,520.46x = 2,940,580,529.13
  5. Step 5: Solve for x
    x = 2,940,580,529.13/52,520.46
  6. Step 6: Final answer
    x = 55,989.24

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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.