Home / 120,544.90-166,361.82-66,846.76

Finding the Fourth Proportional to 120,544.90, 166,361.82 and 66,846.76

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Solution

The fourth proportional to 120,544.90, 166,361.82 and 66,846.76 is: 92,254.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,544.90 : 166,361.82 = 66,846.76 : x
  2. Step 2: Convert to fraction form
    120,544.90/166,361.82 = 66,846.76/x
  3. Step 3: Cross multiply
    120,544.90x = 166,361.82 × 66,846.76
  4. Step 4: Simplify right side
    120,544.90x = 11,120,748,654.70
  5. Step 5: Solve for x
    x = 11,120,748,654.70/120,544.90
  6. Step 6: Final answer
    x = 92,254.00

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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.