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Finding the Fourth Proportional to 164,806.65, 247,219.62 and 63,605.24

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Solution

The fourth proportional to 164,806.65, 247,219.62 and 63,605.24 is: 95,411.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,806.65 : 247,219.62 = 63,605.24 : x
  2. Step 2: Convert to fraction form
    164,806.65/247,219.62 = 63,605.24/x
  3. Step 3: Cross multiply
    164,806.65x = 247,219.62 × 63,605.24
  4. Step 4: Simplify right side
    164,806.65x = 15,724,462,026.71
  5. Step 5: Solve for x
    x = 15,724,462,026.71/164,806.65
  6. Step 6: Final answer
    x = 95,411.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.