Home / 87,872.40-131,808.60-24,692.40

Finding the Fourth Proportional to 87,872.40, 131,808.60 and 24,692.40

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Solution

The fourth proportional to 87,872.40, 131,808.60 and 24,692.40 is: 37,038.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,872.40 : 131,808.60 = 24,692.40 : x
  2. Step 2: Convert to fraction form
    87,872.40/131,808.60 = 24,692.40/x
  3. Step 3: Cross multiply
    87,872.40x = 131,808.60 × 24,692.40
  4. Step 4: Simplify right side
    87,872.40x = 3,254,670,674.64
  5. Step 5: Solve for x
    x = 3,254,670,674.64/87,872.40
  6. Step 6: Final answer
    x = 37,038.60

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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.