Home / 185,035.40-255,355.04-113,401.58

Finding the Fourth Proportional to 185,035.40, 255,355.04 and 113,401.58

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Solution

The fourth proportional to 185,035.40, 255,355.04 and 113,401.58 is: 156,497.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,035.40 : 255,355.04 = 113,401.58 : x
  2. Step 2: Convert to fraction form
    185,035.40/255,355.04 = 113,401.58/x
  3. Step 3: Cross multiply
    185,035.40x = 255,355.04 × 113,401.58
  4. Step 4: Simplify right side
    185,035.40x = 28,957,664,996.96
  5. Step 5: Solve for x
    x = 28,957,664,996.96/185,035.40
  6. Step 6: Final answer
    x = 156,497.97

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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.