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Finding the Fourth Proportional to 29,897.88, 41,259.70 and 16,469.70

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Solution

The fourth proportional to 29,897.88, 41,259.70 and 16,469.70 is: 22,728.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,897.88 : 41,259.70 = 16,469.70 : x
  2. Step 2: Convert to fraction form
    29,897.88/41,259.70 = 16,469.70/x
  3. Step 3: Cross multiply
    29,897.88x = 41,259.70 × 16,469.70
  4. Step 4: Simplify right side
    29,897.88x = 679,534,881.09
  5. Step 5: Solve for x
    x = 679,534,881.09/29,897.88
  6. Step 6: Final answer
    x = 22,728.53

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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.