Home / 216,437.06-298,677.58-120,944.54

Finding the Fourth Proportional to 216,437.06, 298,677.58 and 120,944.54

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Solution

The fourth proportional to 216,437.06, 298,677.58 and 120,944.54 is: 166,900.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,437.06 : 298,677.58 = 120,944.54 : x
  2. Step 2: Convert to fraction form
    216,437.06/298,677.58 = 120,944.54/x
  3. Step 3: Cross multiply
    216,437.06x = 298,677.58 × 120,944.54
  4. Step 4: Simplify right side
    216,437.06x = 36,123,422,965.75
  5. Step 5: Solve for x
    x = 36,123,422,965.75/216,437.06
  6. Step 6: Final answer
    x = 166,900.36

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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.