Home / 185,028.02-255,344.85-113,394.20

Finding the Fourth Proportional to 185,028.02, 255,344.85 and 113,394.20

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Solution

The fourth proportional to 185,028.02, 255,344.85 and 113,394.20 is: 156,487.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,028.02 : 255,344.85 = 113,394.20 : x
  2. Step 2: Convert to fraction form
    185,028.02/255,344.85 = 113,394.20/x
  3. Step 3: Cross multiply
    185,028.02x = 255,344.85 × 113,394.20
  4. Step 4: Simplify right side
    185,028.02x = 28,954,624,989.87
  5. Step 5: Solve for x
    x = 28,954,624,989.87/185,028.02
  6. Step 6: Final answer
    x = 156,487.78

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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.