Home / 120,717.93-166,599.14-69,747.87

Finding the Fourth Proportional to 120,717.93, 166,599.14 and 69,747.87

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Solution

The fourth proportional to 120,717.93, 166,599.14 and 69,747.87 is: 96,256.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,717.93 : 166,599.14 = 69,747.87 : x
  2. Step 2: Convert to fraction form
    120,717.93/166,599.14 = 69,747.87/x
  3. Step 3: Cross multiply
    120,717.93x = 166,599.14 × 69,747.87
  4. Step 4: Simplify right side
    120,717.93x = 11,619,935,158.83
  5. Step 5: Solve for x
    x = 11,619,935,158.83/120,717.93
  6. Step 6: Final answer
    x = 96,256.91

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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.