Home / 47,530.97-65,588.24-28,406.94

Finding the Fourth Proportional to 47,530.97, 65,588.24 and 28,406.94

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Solution

The fourth proportional to 47,530.97, 65,588.24 and 28,406.94 is: 39,198.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,530.97 : 65,588.24 = 28,406.94 : x
  2. Step 2: Convert to fraction form
    47,530.97/65,588.24 = 28,406.94/x
  3. Step 3: Cross multiply
    47,530.97x = 65,588.24 × 28,406.94
  4. Step 4: Simplify right side
    47,530.97x = 1,863,161,056.35
  5. Step 5: Solve for x
    x = 1,863,161,056.35/47,530.97
  6. Step 6: Final answer
    x = 39,198.89

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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.