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Finding the Fourth Proportional to 68,466.95, 94,483.76 and 38,257.48

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Solution

The fourth proportional to 68,466.95, 94,483.76 and 38,257.48 is: 52,794.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,466.95 : 94,483.76 = 38,257.48 : x
  2. Step 2: Convert to fraction form
    68,466.95/94,483.76 = 38,257.48/x
  3. Step 3: Cross multiply
    68,466.95x = 94,483.76 × 38,257.48
  4. Step 4: Simplify right side
    68,466.95x = 3,614,710,592.94
  5. Step 5: Solve for x
    x = 3,614,710,592.94/68,466.95
  6. Step 6: Final answer
    x = 52,794.97

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1.5x scale

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.