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Finding the Fourth Proportional to 63,290.34, 94,982.22 and 30,010.32

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Solution

The fourth proportional to 63,290.34, 94,982.22 and 30,010.32 is: 45,037.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,290.34 : 94,982.22 = 30,010.32 : x
  2. Step 2: Convert to fraction form
    63,290.34/94,982.22 = 30,010.32/x
  3. Step 3: Cross multiply
    63,290.34x = 94,982.22 × 30,010.32
  4. Step 4: Simplify right side
    63,290.34x = 2,850,446,816.51
  5. Step 5: Solve for x
    x = 2,850,446,816.51/63,290.34
  6. Step 6: Final answer
    x = 45,037.63

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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.