Home / 57,993.12-87,010.41-35,780.64

Finding the Fourth Proportional to 57,993.12, 87,010.41 and 35,780.64

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Solution

The fourth proportional to 57,993.12, 87,010.41 and 35,780.64 is: 53,683.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,993.12 : 87,010.41 = 35,780.64 : x
  2. Step 2: Convert to fraction form
    57,993.12/87,010.41 = 35,780.64/x
  3. Step 3: Cross multiply
    57,993.12x = 87,010.41 × 35,780.64
  4. Step 4: Simplify right side
    57,993.12x = 3,113,288,156.46
  5. Step 5: Solve for x
    x = 3,113,288,156.46/57,993.12
  6. Step 6: Final answer
    x = 53,683.75

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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.