Home / 87,813.64-131,696.70-24,630.28

Finding the Fourth Proportional to 87,813.64, 131,696.70 and 24,630.28

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Solution

The fourth proportional to 87,813.64, 131,696.70 and 24,630.28 is: 36,938.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,813.64 : 131,696.70 = 24,630.28 : x
  2. Step 2: Convert to fraction form
    87,813.64/131,696.70 = 24,630.28/x
  3. Step 3: Cross multiply
    87,813.64x = 131,696.70 × 24,630.28
  4. Step 4: Simplify right side
    87,813.64x = 3,243,726,596.08
  5. Step 5: Solve for x
    x = 3,243,726,596.08/87,813.64
  6. Step 6: Final answer
    x = 36,938.76

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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.