Home / 68,708.10-94,823.19-38,492.94

Finding the Fourth Proportional to 68,708.10, 94,823.19 and 38,492.94

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Solution

The fourth proportional to 68,708.10, 94,823.19 and 38,492.94 is: 53,123.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,708.10 : 94,823.19 = 38,492.94 : x
  2. Step 2: Convert to fraction form
    68,708.10/94,823.19 = 38,492.94/x
  3. Step 3: Cross multiply
    68,708.10x = 94,823.19 × 38,492.94
  4. Step 4: Simplify right side
    68,708.10x = 3,650,023,363.28
  5. Step 5: Solve for x
    x = 3,650,023,363.28/68,708.10
  6. Step 6: Final answer
    x = 53,123.63

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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.