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Finding the Fourth Proportional to 110,042.28, 151,858.76 and 59,741.28

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Solution

The fourth proportional to 110,042.28, 151,858.76 and 59,741.28 is: 82,443.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,042.28 : 151,858.76 = 59,741.28 : x
  2. Step 2: Convert to fraction form
    110,042.28/151,858.76 = 59,741.28/x
  3. Step 3: Cross multiply
    110,042.28x = 151,858.76 × 59,741.28
  4. Step 4: Simplify right side
    110,042.28x = 9,072,236,701.61
  5. Step 5: Solve for x
    x = 9,072,236,701.61/110,042.28
  6. Step 6: Final answer
    x = 82,443.19

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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.