Home / 216,227.03-298,393.83-120,737.15

Finding the Fourth Proportional to 216,227.03, 298,393.83 and 120,737.15

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Solution

The fourth proportional to 216,227.03, 298,393.83 and 120,737.15 is: 166,617.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,227.03 : 298,393.83 = 120,737.15 : x
  2. Step 2: Convert to fraction form
    216,227.03/298,393.83 = 120,737.15/x
  3. Step 3: Cross multiply
    216,227.03x = 298,393.83 × 120,737.15
  4. Step 4: Simplify right side
    216,227.03x = 36,027,219,119.82
  5. Step 5: Solve for x
    x = 36,027,219,119.82/216,227.03
  6. Step 6: Final answer
    x = 166,617.55

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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.