Home / 89,847.40-134,576.70-48,245.80

Finding the Fourth Proportional to 89,847.40, 134,576.70 and 48,245.80

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Solution

The fourth proportional to 89,847.40, 134,576.70 and 48,245.80 is: 72,264.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,847.40 : 134,576.70 = 48,245.80 : x
  2. Step 2: Convert to fraction form
    89,847.40/134,576.70 = 48,245.80/x
  3. Step 3: Cross multiply
    89,847.40x = 134,576.70 × 48,245.80
  4. Step 4: Simplify right side
    89,847.40x = 6,492,760,552.86
  5. Step 5: Solve for x
    x = 6,492,760,552.86/89,847.40
  6. Step 6: Final answer
    x = 72,264.31

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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.