Home / 120,901.93-166,841.31-67,184.35

Finding the Fourth Proportional to 120,901.93, 166,841.31 and 67,184.35

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Solution

The fourth proportional to 120,901.93, 166,841.31 and 67,184.35 is: 92,712.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,901.93 : 166,841.31 = 67,184.35 : x
  2. Step 2: Convert to fraction form
    120,901.93/166,841.31 = 67,184.35/x
  3. Step 3: Cross multiply
    120,901.93x = 166,841.31 × 67,184.35
  4. Step 4: Simplify right side
    120,901.93x = 11,209,124,965.50
  5. Step 5: Solve for x
    x = 11,209,124,965.50/120,901.93
  6. Step 6: Final answer
    x = 92,712.54

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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.