Home / 87,333.57-131,000.40-37,381.32

Finding the Fourth Proportional to 87,333.57, 131,000.40 and 37,381.32

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Solution

The fourth proportional to 87,333.57, 131,000.40 and 37,381.32 is: 56,072.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,333.57 : 131,000.40 = 37,381.32 : x
  2. Step 2: Convert to fraction form
    87,333.57/131,000.40 = 37,381.32/x
  3. Step 3: Cross multiply
    87,333.57x = 131,000.40 × 37,381.32
  4. Step 4: Simplify right side
    87,333.57x = 4,896,967,872.53
  5. Step 5: Solve for x
    x = 4,896,967,872.53/87,333.57
  6. Step 6: Final answer
    x = 56,072.00

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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.