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Finding the Fourth Proportional to 67,799, 93,562.62 and 39,510.16

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Solution

The fourth proportional to 67,799, 93,562.62 and 39,510.16 is: 54,524.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,799 : 93,562.62 = 39,510.16 : x
  2. Step 2: Convert to fraction form
    67,799/93,562.62 = 39,510.16/x
  3. Step 3: Cross multiply
    67,799x = 93,562.62 × 39,510.16
  4. Step 4: Simplify right side
    67,799x = 3,696,674,086.22
  5. Step 5: Solve for x
    x = 3,696,674,086.22/67,799
  6. Step 6: Final answer
    x = 54,524.02

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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.