Home / 102,453.15-141,399.24-60,028.59

Finding the Fourth Proportional to 102,453.15, 141,399.24 and 60,028.59

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Solution

The fourth proportional to 102,453.15, 141,399.24 and 60,028.59 is: 82,847.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,453.15 : 141,399.24 = 60,028.59 : x
  2. Step 2: Convert to fraction form
    102,453.15/141,399.24 = 60,028.59/x
  3. Step 3: Cross multiply
    102,453.15x = 141,399.24 × 60,028.59
  4. Step 4: Simplify right side
    102,453.15x = 8,487,997,309.41
  5. Step 5: Solve for x
    x = 8,487,997,309.41/102,453.15
  6. Step 6: Final answer
    x = 82,847.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.