Home / 57,202.60-85,820.10-17,763.70

Finding the Fourth Proportional to 57,202.60, 85,820.10 and 17,763.70

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Solution

The fourth proportional to 57,202.60, 85,820.10 and 17,763.70 is: 26,650.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,202.60 : 85,820.10 = 17,763.70 : x
  2. Step 2: Convert to fraction form
    57,202.60/85,820.10 = 17,763.70/x
  3. Step 3: Cross multiply
    57,202.60x = 85,820.10 × 17,763.70
  4. Step 4: Simplify right side
    57,202.60x = 1,524,482,510.37
  5. Step 5: Solve for x
    x = 1,524,482,510.37/57,202.60
  6. Step 6: Final answer
    x = 26,650.58

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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.