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Finding the Fourth Proportional to 39,740.25, 59,637.72 and 16,366.68

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Solution

The fourth proportional to 39,740.25, 59,637.72 and 16,366.68 is: 24,561.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,740.25 : 59,637.72 = 16,366.68 : x
  2. Step 2: Convert to fraction form
    39,740.25/59,637.72 = 16,366.68/x
  3. Step 3: Cross multiply
    39,740.25x = 59,637.72 × 16,366.68
  4. Step 4: Simplify right side
    39,740.25x = 976,071,479.17
  5. Step 5: Solve for x
    x = 976,071,479.17/39,740.25
  6. Step 6: Final answer
    x = 24,561.28

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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.