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Finding the Fourth Proportional to 92,722.60, 139,094.77 and 29,520.60

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Solution

The fourth proportional to 92,722.60, 139,094.77 and 29,520.60 is: 44,284.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,722.60 : 139,094.77 = 29,520.60 : x
  2. Step 2: Convert to fraction form
    92,722.60/139,094.77 = 29,520.60/x
  3. Step 3: Cross multiply
    92,722.60x = 139,094.77 × 29,520.60
  4. Step 4: Simplify right side
    92,722.60x = 4,106,161,067.26
  5. Step 5: Solve for x
    x = 4,106,161,067.26/92,722.60
  6. Step 6: Final answer
    x = 44,284.36

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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.