Home / 86,326.75-119,133.35-48,601

Finding the Fourth Proportional to 86,326.75, 119,133.35 and 48,601

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Solution

The fourth proportional to 86,326.75, 119,133.35 and 48,601 is: 67,070.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,326.75 : 119,133.35 = 48,601 : x
  2. Step 2: Convert to fraction form
    86,326.75/119,133.35 = 48,601/x
  3. Step 3: Cross multiply
    86,326.75x = 119,133.35 × 48,601
  4. Step 4: Simplify right side
    86,326.75x = 5,789,999,943.35
  5. Step 5: Solve for x
    x = 5,789,999,943.35/86,326.75
  6. Step 6: Final answer
    x = 67,070.75

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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.