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Finding the Fourth Proportional to 29,807.50, 44,718.16 and 8,746.68

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Solution

The fourth proportional to 29,807.50, 44,718.16 and 8,746.68 is: 13,122.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,807.50 : 44,718.16 = 8,746.68 : x
  2. Step 2: Convert to fraction form
    29,807.50/44,718.16 = 8,746.68/x
  3. Step 3: Cross multiply
    29,807.50x = 44,718.16 × 8,746.68
  4. Step 4: Simplify right side
    29,807.50x = 391,135,435.71
  5. Step 5: Solve for x
    x = 391,135,435.71/29,807.50
  6. Step 6: Final answer
    x = 13,122.05

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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.