Home / 119,542.55-164,962.27-68,557.43

Finding the Fourth Proportional to 119,542.55, 164,962.27 and 68,557.43

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Solution

The fourth proportional to 119,542.55, 164,962.27 and 68,557.43 is: 94,605.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,542.55 : 164,962.27 = 68,557.43 : x
  2. Step 2: Convert to fraction form
    119,542.55/164,962.27 = 68,557.43/x
  3. Step 3: Cross multiply
    119,542.55x = 164,962.27 × 68,557.43
  4. Step 4: Simplify right side
    119,542.55x = 11,309,389,278.17
  5. Step 5: Solve for x
    x = 11,309,389,278.17/119,542.55
  6. Step 6: Final answer
    x = 94,605.55

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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.