Home / 47,078.48-65,026.84-35,195.78

Finding the Fourth Proportional to 47,078.48, 65,026.84 and 35,195.78

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Solution

The fourth proportional to 47,078.48, 65,026.84 and 35,195.78 is: 48,613.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,078.48 : 65,026.84 = 35,195.78 : x
  2. Step 2: Convert to fraction form
    47,078.48/65,026.84 = 35,195.78/x
  3. Step 3: Cross multiply
    47,078.48x = 65,026.84 × 35,195.78
  4. Step 4: Simplify right side
    47,078.48x = 2,288,670,354.74
  5. Step 5: Solve for x
    x = 2,288,670,354.74/47,078.48
  6. Step 6: Final answer
    x = 48,613.94

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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.