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Finding the Fourth Proportional to 29,009.84, 40,026.72 and 17,073.68

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Solution

The fourth proportional to 29,009.84, 40,026.72 and 17,073.68 is: 23,557.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,009.84 : 40,026.72 = 17,073.68 : x
  2. Step 2: Convert to fraction form
    29,009.84/40,026.72 = 17,073.68/x
  3. Step 3: Cross multiply
    29,009.84x = 40,026.72 × 17,073.68
  4. Step 4: Simplify right side
    29,009.84x = 683,403,408.73
  5. Step 5: Solve for x
    x = 683,403,408.73/29,009.84
  6. Step 6: Final answer
    x = 23,557.64

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1.5x scale

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.