Home / 120,944.94-166,909.58-67,235.46

Finding the Fourth Proportional to 120,944.94, 166,909.58 and 67,235.46

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Solution

The fourth proportional to 120,944.94, 166,909.58 and 67,235.46 is: 92,788.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,944.94 : 166,909.58 = 67,235.46 : x
  2. Step 2: Convert to fraction form
    120,944.94/166,909.58 = 67,235.46/x
  3. Step 3: Cross multiply
    120,944.94x = 166,909.58 × 67,235.46
  4. Step 4: Simplify right side
    120,944.94x = 11,222,242,389.71
  5. Step 5: Solve for x
    x = 11,222,242,389.71/120,944.94
  6. Step 6: Final answer
    x = 92,788.03

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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.