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Finding the Fourth Proportional to 62,630.31, 93,710.06 and 43,946.81

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Solution

The fourth proportional to 62,630.31, 93,710.06 and 43,946.81 is: 65,755.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,630.31 : 93,710.06 = 43,946.81 : x
  2. Step 2: Convert to fraction form
    62,630.31/93,710.06 = 43,946.81/x
  3. Step 3: Cross multiply
    62,630.31x = 93,710.06 × 43,946.81
  4. Step 4: Simplify right side
    62,630.31x = 4,118,258,201.91
  5. Step 5: Solve for x
    x = 4,118,258,201.91/62,630.31
  6. Step 6: Final answer
    x = 65,755.03

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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.