Home / 216,265.31-298,442.99-120,773.33

Finding the Fourth Proportional to 216,265.31, 298,442.99 and 120,773.33

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Solution

The fourth proportional to 216,265.31, 298,442.99 and 120,773.33 is: 166,665.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,265.31 : 298,442.99 = 120,773.33 : x
  2. Step 2: Convert to fraction form
    216,265.31/298,442.99 = 120,773.33/x
  3. Step 3: Cross multiply
    216,265.31x = 298,442.99 × 120,773.33
  4. Step 4: Simplify right side
    216,265.31x = 36,043,953,113.59
  5. Step 5: Solve for x
    x = 36,043,953,113.59/216,265.31
  6. Step 6: Final answer
    x = 166,665.44

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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.