Home / 120,965.02-166,922.27-67,246.77

Finding the Fourth Proportional to 120,965.02, 166,922.27 and 67,246.77

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Solution

The fourth proportional to 120,965.02, 166,922.27 and 67,246.77 is: 92,795.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,965.02 : 166,922.27 = 67,246.77 : x
  2. Step 2: Convert to fraction form
    120,965.02/166,922.27 = 67,246.77/x
  3. Step 3: Cross multiply
    120,965.02x = 166,922.27 × 67,246.77
  4. Step 4: Simplify right side
    120,965.02x = 11,224,982,663.96
  5. Step 5: Solve for x
    x = 11,224,982,663.96/120,965.02
  6. Step 6: Final answer
    x = 92,795.28

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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.