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Finding the Fourth Proportional to 29,369.44, 40,473.96 and 28,829.68

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Solution

The fourth proportional to 29,369.44, 40,473.96 and 28,829.68 is: 39,730.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,369.44 : 40,473.96 = 28,829.68 : x
  2. Step 2: Convert to fraction form
    29,369.44/40,473.96 = 28,829.68/x
  3. Step 3: Cross multiply
    29,369.44x = 40,473.96 × 28,829.68
  4. Step 4: Simplify right side
    29,369.44x = 1,166,851,315.13
  5. Step 5: Solve for x
    x = 1,166,851,315.13/29,369.44
  6. Step 6: Final answer
    x = 39,730.12

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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.