Home / 247,819.60-341,991.90-140,409.52

Finding the Fourth Proportional to 247,819.60, 341,991.90 and 140,409.52

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Solution

The fourth proportional to 247,819.60, 341,991.90 and 140,409.52 is: 193,765.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,819.60 : 341,991.90 = 140,409.52 : x
  2. Step 2: Convert to fraction form
    247,819.60/341,991.90 = 140,409.52/x
  3. Step 3: Cross multiply
    247,819.60x = 341,991.90 × 140,409.52
  4. Step 4: Simplify right side
    247,819.60x = 48,018,918,522.89
  5. Step 5: Solve for x
    x = 48,018,918,522.89/247,819.60
  6. Step 6: Final answer
    x = 193,765.62

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1.5x scale

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.