Home / 57,734.10-86,601.15-36,738.90

Finding the Fourth Proportional to 57,734.10, 86,601.15 and 36,738.90

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Solution

The fourth proportional to 57,734.10, 86,601.15 and 36,738.90 is: 55,108.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,734.10 : 86,601.15 = 36,738.90 : x
  2. Step 2: Convert to fraction form
    57,734.10/86,601.15 = 36,738.90/x
  3. Step 3: Cross multiply
    57,734.10x = 86,601.15 × 36,738.90
  4. Step 4: Simplify right side
    57,734.10x = 3,181,630,989.74
  5. Step 5: Solve for x
    x = 3,181,630,989.74/57,734.10
  6. Step 6: Final answer
    x = 55,108.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.