Home / 68,433.48-94,432.76-38,217.02

Finding the Fourth Proportional to 68,433.48, 94,432.76 and 38,217.02

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Solution

The fourth proportional to 68,433.48, 94,432.76 and 38,217.02 is: 52,736.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,433.48 : 94,432.76 = 38,217.02 : x
  2. Step 2: Convert to fraction form
    68,433.48/94,432.76 = 38,217.02/x
  3. Step 3: Cross multiply
    68,433.48x = 94,432.76 × 38,217.02
  4. Step 4: Simplify right side
    68,433.48x = 3,608,938,677.58
  5. Step 5: Solve for x
    x = 3,608,938,677.58/68,433.48
  6. Step 6: Final answer
    x = 52,736.45

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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.