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Finding the Fourth Proportional to 113,992.90, 170,999.07 and 29,764.24

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Solution

The fourth proportional to 113,992.90, 170,999.07 and 29,764.24 is: 44,648.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,992.90 : 170,999.07 = 29,764.24 : x
  2. Step 2: Convert to fraction form
    113,992.90/170,999.07 = 29,764.24/x
  3. Step 3: Cross multiply
    113,992.90x = 170,999.07 × 29,764.24
  4. Step 4: Simplify right side
    113,992.90x = 5,089,657,359.26
  5. Step 5: Solve for x
    x = 5,089,657,359.26/113,992.90
  6. Step 6: Final answer
    x = 44,648.90

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1.5x scale

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.