Home / 119,022.66-164,225.61-68,692.50

Finding the Fourth Proportional to 119,022.66, 164,225.61 and 68,692.50

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Solution

The fourth proportional to 119,022.66, 164,225.61 and 68,692.50 is: 94,780.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,022.66 : 164,225.61 = 68,692.50 : x
  2. Step 2: Convert to fraction form
    119,022.66/164,225.61 = 68,692.50/x
  3. Step 3: Cross multiply
    119,022.66x = 164,225.61 × 68,692.50
  4. Step 4: Simplify right side
    119,022.66x = 11,281,067,714.93
  5. Step 5: Solve for x
    x = 11,281,067,714.93/119,022.66
  6. Step 6: Final answer
    x = 94,780.84

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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.