Home / 102,512.60-141,481.26-60,088.12

Finding the Fourth Proportional to 102,512.60, 141,481.26 and 60,088.12

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Solution

The fourth proportional to 102,512.60, 141,481.26 and 60,088.12 is: 82,929.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,512.60 : 141,481.26 = 60,088.12 : x
  2. Step 2: Convert to fraction form
    102,512.60/141,481.26 = 60,088.12/x
  3. Step 3: Cross multiply
    102,512.60x = 141,481.26 × 60,088.12
  4. Step 4: Simplify right side
    102,512.60x = 8,501,342,928.63
  5. Step 5: Solve for x
    x = 8,501,342,928.63/102,512.60
  6. Step 6: Final answer
    x = 82,929.74

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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.