Home / 80,598.58-111,193.56-48,712.12

Finding the Fourth Proportional to 80,598.58, 111,193.56 and 48,712.12

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Solution

The fourth proportional to 80,598.58, 111,193.56 and 48,712.12 is: 67,203.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,598.58 : 111,193.56 = 48,712.12 : x
  2. Step 2: Convert to fraction form
    80,598.58/111,193.56 = 48,712.12/x
  3. Step 3: Cross multiply
    80,598.58x = 111,193.56 × 48,712.12
  4. Step 4: Simplify right side
    80,598.58x = 5,416,473,759.96
  5. Step 5: Solve for x
    x = 5,416,473,759.96/80,598.58
  6. Step 6: Final answer
    x = 67,203.09

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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.