Home / 120,469.09-166,253.98-66,752.93

Finding the Fourth Proportional to 120,469.09, 166,253.98 and 66,752.93

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Solution

The fourth proportional to 120,469.09, 166,253.98 and 66,752.93 is: 92,122.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,469.09 : 166,253.98 = 66,752.93 : x
  2. Step 2: Convert to fraction form
    120,469.09/166,253.98 = 66,752.93/x
  3. Step 3: Cross multiply
    120,469.09x = 166,253.98 × 66,752.93
  4. Step 4: Simplify right side
    120,469.09x = 11,097,940,289.16
  5. Step 5: Solve for x
    x = 11,097,940,289.16/120,469.09
  6. Step 6: Final answer
    x = 92,122.72

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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.