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Finding the Fourth Proportional to 94,148, 129,935.76 and 54,404

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Solution

The fourth proportional to 94,148, 129,935.76 and 54,404 is: 75,084.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,148 : 129,935.76 = 54,404 : x
  2. Step 2: Convert to fraction form
    94,148/129,935.76 = 54,404/x
  3. Step 3: Cross multiply
    94,148x = 129,935.76 × 54,404
  4. Step 4: Simplify right side
    94,148x = 7,069,025,087.04
  5. Step 5: Solve for x
    x = 7,069,025,087.04/94,148
  6. Step 6: Final answer
    x = 75,084.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.