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Finding the Fourth Proportional to 110,043.60, 151,863.80 and 62,295.96

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Solution

The fourth proportional to 110,043.60, 151,863.80 and 62,295.96 is: 85,970.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,043.60 : 151,863.80 = 62,295.96 : x
  2. Step 2: Convert to fraction form
    110,043.60/151,863.80 = 62,295.96/x
  3. Step 3: Cross multiply
    110,043.60x = 151,863.80 × 62,295.96
  4. Step 4: Simplify right side
    110,043.60x = 9,460,501,210.25
  5. Step 5: Solve for x
    x = 9,460,501,210.25/110,043.60
  6. Step 6: Final answer
    x = 85,970.48

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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.