Home / 120,610.92-166,463.00-66,913.24

Finding the Fourth Proportional to 120,610.92, 166,463.00 and 66,913.24

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Solution

The fourth proportional to 120,610.92, 166,463.00 and 66,913.24 is: 92,351.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,610.92 : 166,463.00 = 66,913.24 : x
  2. Step 2: Convert to fraction form
    120,610.92/166,463.00 = 66,913.24/x
  3. Step 3: Cross multiply
    120,610.92x = 166,463.00 × 66,913.24
  4. Step 4: Simplify right side
    120,610.92x = 11,138,578,482.44
  5. Step 5: Solve for x
    x = 11,138,578,482.44/120,610.92
  6. Step 6: Final answer
    x = 92,351.32

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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.