Home / 119,392.35-164,784.87-68,439.24

Finding the Fourth Proportional to 119,392.35, 164,784.87 and 68,439.24

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Solution

The fourth proportional to 119,392.35, 164,784.87 and 68,439.24 is: 94,459.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,392.35 : 164,784.87 = 68,439.24 : x
  2. Step 2: Convert to fraction form
    119,392.35/164,784.87 = 68,439.24/x
  3. Step 3: Cross multiply
    119,392.35x = 164,784.87 × 68,439.24
  4. Step 4: Simplify right side
    119,392.35x = 11,277,751,266.30
  5. Step 5: Solve for x
    x = 11,277,751,266.30/119,392.35
  6. Step 6: Final answer
    x = 94,459.58

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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.