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Finding the Fourth Proportional to 29,742.40, 44,613.48 and 7,252.82

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Solution

The fourth proportional to 29,742.40, 44,613.48 and 7,252.82 is: 10,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,742.40 : 44,613.48 = 7,252.82 : x
  2. Step 2: Convert to fraction form
    29,742.40/44,613.48 = 7,252.82/x
  3. Step 3: Cross multiply
    29,742.40x = 44,613.48 × 7,252.82
  4. Step 4: Simplify right side
    29,742.40x = 323,573,316.95
  5. Step 5: Solve for x
    x = 323,573,316.95/29,742.40
  6. Step 6: Final answer
    x = 10,879.20

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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.