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Finding the Fourth Proportional to 112,903.54, 169,366.65 and 29,797.54

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Solution

The fourth proportional to 112,903.54, 169,366.65 and 29,797.54 is: 44,699.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,903.54 : 169,366.65 = 29,797.54 : x
  2. Step 2: Convert to fraction form
    112,903.54/169,366.65 = 29,797.54/x
  3. Step 3: Cross multiply
    112,903.54x = 169,366.65 × 29,797.54
  4. Step 4: Simplify right side
    112,903.54x = 5,046,709,528.04
  5. Step 5: Solve for x
    x = 5,046,709,528.04/112,903.54
  6. Step 6: Final answer
    x = 44,699.30

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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.