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Finding the Fourth Proportional to 29,469.58, 40,681.72 and 17,366.25

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Solution

The fourth proportional to 29,469.58, 40,681.72 and 17,366.25 is: 23,973.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,469.58 : 40,681.72 = 17,366.25 : x
  2. Step 2: Convert to fraction form
    29,469.58/40,681.72 = 17,366.25/x
  3. Step 3: Cross multiply
    29,469.58x = 40,681.72 × 17,366.25
  4. Step 4: Simplify right side
    29,469.58x = 706,488,919.95
  5. Step 5: Solve for x
    x = 706,488,919.95/29,469.58
  6. Step 6: Final answer
    x = 23,973.50

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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.