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Finding the Fourth Proportional to 39,802.32, 54,927.62 and 22,806.17

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Solution

The fourth proportional to 39,802.32, 54,927.62 and 22,806.17 is: 31,472.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,802.32 : 54,927.62 = 22,806.17 : x
  2. Step 2: Convert to fraction form
    39,802.32/54,927.62 = 22,806.17/x
  3. Step 3: Cross multiply
    39,802.32x = 54,927.62 × 22,806.17
  4. Step 4: Simplify right side
    39,802.32x = 1,252,688,851.22
  5. Step 5: Solve for x
    x = 1,252,688,851.22/39,802.32
  6. Step 6: Final answer
    x = 31,472.76

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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.