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Finding the Fourth Proportional to 30,552.70, 42,105.65 and 23,827.70

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Solution

The fourth proportional to 30,552.70, 42,105.65 and 23,827.70 is: 32,837.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,552.70 : 42,105.65 = 23,827.70 : x
  2. Step 2: Convert to fraction form
    30,552.70/42,105.65 = 23,827.70/x
  3. Step 3: Cross multiply
    30,552.70x = 42,105.65 × 23,827.70
  4. Step 4: Simplify right side
    30,552.70x = 1,003,280,796.51
  5. Step 5: Solve for x
    x = 1,003,280,796.51/30,552.70
  6. Step 6: Final answer
    x = 32,837.71

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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.