Home / 40,553.77-55,557.73-39,037.61

Finding the Fourth Proportional to 40,553.77, 55,557.73 and 39,037.61

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Solution

The fourth proportional to 40,553.77, 55,557.73 and 39,037.61 is: 53,480.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,553.77 : 55,557.73 = 39,037.61 : x
  2. Step 2: Convert to fraction form
    40,553.77/55,557.73 = 39,037.61/x
  3. Step 3: Cross multiply
    40,553.77x = 55,557.73 × 39,037.61
  4. Step 4: Simplify right side
    40,553.77x = 2,168,840,620.84
  5. Step 5: Solve for x
    x = 2,168,840,620.84/40,553.77
  6. Step 6: Final answer
    x = 53,480.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.