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Finding the Fourth Proportional to 35,571.45, 49,088.13 and 19,656.17

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Solution

The fourth proportional to 35,571.45, 49,088.13 and 19,656.17 is: 27,125.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,571.45 : 49,088.13 = 19,656.17 : x
  2. Step 2: Convert to fraction form
    35,571.45/49,088.13 = 19,656.17/x
  3. Step 3: Cross multiply
    35,571.45x = 49,088.13 × 19,656.17
  4. Step 4: Simplify right side
    35,571.45x = 964,884,493.19
  5. Step 5: Solve for x
    x = 964,884,493.19/35,571.45
  6. Step 6: Final answer
    x = 27,125.25

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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.