Home / 57,190.20-85,793.58-17,750.50

Finding the Fourth Proportional to 57,190.20, 85,793.58 and 17,750.50

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Solution

The fourth proportional to 57,190.20, 85,793.58 and 17,750.50 is: 26,628.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,190.20 : 85,793.58 = 17,750.50 : x
  2. Step 2: Convert to fraction form
    57,190.20/85,793.58 = 17,750.50/x
  3. Step 3: Cross multiply
    57,190.20x = 85,793.58 × 17,750.50
  4. Step 4: Simplify right side
    57,190.20x = 1,522,878,941.79
  5. Step 5: Solve for x
    x = 1,522,878,941.79/57,190.20
  6. Step 6: Final answer
    x = 26,628.32

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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.