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Finding the Fourth Proportional to 94,110, 141,229.80 and 38,706

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Solution

The fourth proportional to 94,110, 141,229.80 and 38,706 is: 58,085.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,110 : 141,229.80 = 38,706 : x
  2. Step 2: Convert to fraction form
    94,110/141,229.80 = 38,706/x
  3. Step 3: Cross multiply
    94,110x = 141,229.80 × 38,706
  4. Step 4: Simplify right side
    94,110x = 5,466,440,638.80
  5. Step 5: Solve for x
    x = 5,466,440,638.80/94,110
  6. Step 6: Final answer
    x = 58,085.65

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.