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Finding the Fourth Proportional to 34,109.89, 51,070.48 and 17,434.01

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Solution

The fourth proportional to 34,109.89, 51,070.48 and 17,434.01 is: 26,102.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,109.89 : 51,070.48 = 17,434.01 : x
  2. Step 2: Convert to fraction form
    34,109.89/51,070.48 = 17,434.01/x
  3. Step 3: Cross multiply
    34,109.89x = 51,070.48 × 17,434.01
  4. Step 4: Simplify right side
    34,109.89x = 890,363,259.02
  5. Step 5: Solve for x
    x = 890,363,259.02/34,109.89
  6. Step 6: Final answer
    x = 26,102.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.