Home / 119,294.52-164,608.60-68,299.20

Finding the Fourth Proportional to 119,294.52, 164,608.60 and 68,299.20

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Solution

The fourth proportional to 119,294.52, 164,608.60 and 68,299.20 is: 94,242.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,294.52 : 164,608.60 = 68,299.20 : x
  2. Step 2: Convert to fraction form
    119,294.52/164,608.60 = 68,299.20/x
  3. Step 3: Cross multiply
    119,294.52x = 164,608.60 × 68,299.20
  4. Step 4: Simplify right side
    119,294.52x = 11,242,635,693.12
  5. Step 5: Solve for x
    x = 11,242,635,693.12/119,294.52
  6. Step 6: Final answer
    x = 94,242.68

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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.