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Finding the Fourth Proportional to 74,841.92, 103,295.16 and 44,629.24

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Solution

The fourth proportional to 74,841.92, 103,295.16 and 44,629.24 is: 61,596.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,841.92 : 103,295.16 = 44,629.24 : x
  2. Step 2: Convert to fraction form
    74,841.92/103,295.16 = 44,629.24/x
  3. Step 3: Cross multiply
    74,841.92x = 103,295.16 × 44,629.24
  4. Step 4: Simplify right side
    74,841.92x = 4,609,984,486.48
  5. Step 5: Solve for x
    x = 4,609,984,486.48/74,841.92
  6. Step 6: Final answer
    x = 61,596.29

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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.