Home / 68,732.01-94,848.57-40,439.52

Finding the Fourth Proportional to 68,732.01, 94,848.57 and 40,439.52

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Solution

The fourth proportional to 68,732.01, 94,848.57 and 40,439.52 is: 55,805.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,732.01 : 94,848.57 = 40,439.52 : x
  2. Step 2: Convert to fraction form
    68,732.01/94,848.57 = 40,439.52/x
  3. Step 3: Cross multiply
    68,732.01x = 94,848.57 × 40,439.52
  4. Step 4: Simplify right side
    68,732.01x = 3,835,630,643.49
  5. Step 5: Solve for x
    x = 3,835,630,643.49/68,732.01
  6. Step 6: Final answer
    x = 55,805.59

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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.