Home / 120,803.22-166,710.72-67,093.29

Finding the Fourth Proportional to 120,803.22, 166,710.72 and 67,093.29

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Solution

The fourth proportional to 120,803.22, 166,710.72 and 67,093.29 is: 92,590.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,803.22 : 166,710.72 = 67,093.29 : x
  2. Step 2: Convert to fraction form
    120,803.22/166,710.72 = 67,093.29/x
  3. Step 3: Cross multiply
    120,803.22x = 166,710.72 × 67,093.29
  4. Step 4: Simplify right side
    120,803.22x = 11,185,170,683.07
  5. Step 5: Solve for x
    x = 11,185,170,683.07/120,803.22
  6. Step 6: Final answer
    x = 92,590.00

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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.