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Finding the Fourth Proportional to 44,322, 61,129.77 and 28,407.96

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Solution

The fourth proportional to 44,322, 61,129.77 and 28,407.96 is: 39,180.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,322 : 61,129.77 = 28,407.96 : x
  2. Step 2: Convert to fraction form
    44,322/61,129.77 = 28,407.96/x
  3. Step 3: Cross multiply
    44,322x = 61,129.77 × 28,407.96
  4. Step 4: Simplify right side
    44,322x = 1,736,572,060.97
  5. Step 5: Solve for x
    x = 1,736,572,060.97/44,322
  6. Step 6: Final answer
    x = 39,180.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.