Home / 216,383.74-298,607.52-120,906.88

Finding the Fourth Proportional to 216,383.74, 298,607.52 and 120,906.88

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Solution

The fourth proportional to 216,383.74, 298,607.52 and 120,906.88 is: 166,850.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,383.74 : 298,607.52 = 120,906.88 : x
  2. Step 2: Convert to fraction form
    216,383.74/298,607.52 = 120,906.88/x
  3. Step 3: Cross multiply
    216,383.74x = 298,607.52 × 120,906.88
  4. Step 4: Simplify right side
    216,383.74x = 36,103,703,587.74
  5. Step 5: Solve for x
    x = 36,103,703,587.74/216,383.74
  6. Step 6: Final answer
    x = 166,850.35

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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.