Home / 89,236.20-133,833.24-30,070.56

Finding the Fourth Proportional to 89,236.20, 133,833.24 and 30,070.56

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Solution

The fourth proportional to 89,236.20, 133,833.24 and 30,070.56 is: 45,098.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,236.20 : 133,833.24 = 30,070.56 : x
  2. Step 2: Convert to fraction form
    89,236.20/133,833.24 = 30,070.56/x
  3. Step 3: Cross multiply
    89,236.20x = 133,833.24 × 30,070.56
  4. Step 4: Simplify right side
    89,236.20x = 4,024,440,473.41
  5. Step 5: Solve for x
    x = 4,024,440,473.41/89,236.20
  6. Step 6: Final answer
    x = 45,098.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.