Home / 55,385.02-76,400.55-36,295.58

Finding the Fourth Proportional to 55,385.02, 76,400.55 and 36,295.58

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Solution

The fourth proportional to 55,385.02, 76,400.55 and 36,295.58 is: 50,067.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,385.02 : 76,400.55 = 36,295.58 : x
  2. Step 2: Convert to fraction form
    55,385.02/76,400.55 = 36,295.58/x
  3. Step 3: Cross multiply
    55,385.02x = 76,400.55 × 36,295.58
  4. Step 4: Simplify right side
    55,385.02x = 2,773,002,205.01
  5. Step 5: Solve for x
    x = 2,773,002,205.01/55,385.02
  6. Step 6: Final answer
    x = 50,067.73

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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.