Home / 38,170.60-57,150.18-28,782.16

Finding the Fourth Proportional to 38,170.60, 57,150.18 and 28,782.16

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Solution

The fourth proportional to 38,170.60, 57,150.18 and 28,782.16 is: 43,093.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,170.60 : 57,150.18 = 28,782.16 : x
  2. Step 2: Convert to fraction form
    38,170.60/57,150.18 = 28,782.16/x
  3. Step 3: Cross multiply
    38,170.60x = 57,150.18 × 28,782.16
  4. Step 4: Simplify right side
    38,170.60x = 1,644,905,624.79
  5. Step 5: Solve for x
    x = 1,644,905,624.79/38,170.60
  6. Step 6: Final answer
    x = 43,093.52

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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.