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Finding the Fourth Proportional to 62,823.04, 86,696.16 and 34,528.96

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Solution

The fourth proportional to 62,823.04, 86,696.16 and 34,528.96 is: 47,650.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,823.04 : 86,696.16 = 34,528.96 : x
  2. Step 2: Convert to fraction form
    62,823.04/86,696.16 = 34,528.96/x
  3. Step 3: Cross multiply
    62,823.04x = 86,696.16 × 34,528.96
  4. Step 4: Simplify right side
    62,823.04x = 2,993,528,240.79
  5. Step 5: Solve for x
    x = 2,993,528,240.79/62,823.04
  6. Step 6: Final answer
    x = 47,650.17

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Why These Related Problems?

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