Home / 47,684.11-65,801.01-29,778.05

Finding the Fourth Proportional to 47,684.11, 65,801.01 and 29,778.05

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Solution

The fourth proportional to 47,684.11, 65,801.01 and 29,778.05 is: 41,091.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,684.11 : 65,801.01 = 29,778.05 : x
  2. Step 2: Convert to fraction form
    47,684.11/65,801.01 = 29,778.05/x
  3. Step 3: Cross multiply
    47,684.11x = 65,801.01 × 29,778.05
  4. Step 4: Simplify right side
    47,684.11x = 1,959,425,765.83
  5. Step 5: Solve for x
    x = 1,959,425,765.83/47,684.11
  6. Step 6: Final answer
    x = 41,091.80

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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.