Home / 120,594.03-166,411.49-66,874.02

Finding the Fourth Proportional to 120,594.03, 166,411.49 and 66,874.02

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Solution

The fourth proportional to 120,594.03, 166,411.49 and 66,874.02 is: 92,281.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,594.03 : 166,411.49 = 66,874.02 : x
  2. Step 2: Convert to fraction form
    120,594.03/166,411.49 = 66,874.02/x
  3. Step 3: Cross multiply
    120,594.03x = 166,411.49 × 66,874.02
  4. Step 4: Simplify right side
    120,594.03x = 11,128,605,310.49
  5. Step 5: Solve for x
    x = 11,128,605,310.49/120,594.03
  6. Step 6: Final answer
    x = 92,281.56

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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.