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Finding the Fourth Proportional to 58,473.44, 80,693.36 and 31,615.94

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Solution

The fourth proportional to 58,473.44, 80,693.36 and 31,615.94 is: 43,630.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,473.44 : 80,693.36 = 31,615.94 : x
  2. Step 2: Convert to fraction form
    58,473.44/80,693.36 = 31,615.94/x
  3. Step 3: Cross multiply
    58,473.44x = 80,693.36 × 31,615.94
  4. Step 4: Simplify right side
    58,473.44x = 2,551,195,866.61
  5. Step 5: Solve for x
    x = 2,551,195,866.61/58,473.44
  6. Step 6: Final answer
    x = 43,630.00

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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.