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Finding the Fourth Proportional to 113,571.60, 170,029.35 and 110,291.10

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Solution

The fourth proportional to 113,571.60, 170,029.35 and 110,291.10 is: 165,118.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,571.60 : 170,029.35 = 110,291.10 : x
  2. Step 2: Convert to fraction form
    113,571.60/170,029.35 = 110,291.10/x
  3. Step 3: Cross multiply
    113,571.60x = 170,029.35 × 110,291.10
  4. Step 4: Simplify right side
    113,571.60x = 18,752,724,043.79
  5. Step 5: Solve for x
    x = 18,752,724,043.79/113,571.60
  6. Step 6: Final answer
    x = 165,118.08

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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.