Home / 102,194.22-141,025.14-56,871.48

Finding the Fourth Proportional to 102,194.22, 141,025.14 and 56,871.48

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Solution

The fourth proportional to 102,194.22, 141,025.14 and 56,871.48 is: 78,481.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,194.22 : 141,025.14 = 56,871.48 : x
  2. Step 2: Convert to fraction form
    102,194.22/141,025.14 = 56,871.48/x
  3. Step 3: Cross multiply
    102,194.22x = 141,025.14 × 56,871.48
  4. Step 4: Simplify right side
    102,194.22x = 8,020,308,429.01
  5. Step 5: Solve for x
    x = 8,020,308,429.01/102,194.22
  6. Step 6: Final answer
    x = 78,481.04

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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.