Home / 87,800.03-131,668.45-37,858.67

Finding the Fourth Proportional to 87,800.03, 131,668.45 and 37,858.67

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Solution

The fourth proportional to 87,800.03, 131,668.45 and 37,858.67 is: 56,774.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,800.03 : 131,668.45 = 37,858.67 : x
  2. Step 2: Convert to fraction form
    87,800.03/131,668.45 = 37,858.67/x
  3. Step 3: Cross multiply
    87,800.03x = 131,668.45 × 37,858.67
  4. Step 4: Simplify right side
    87,800.03x = 4,984,792,397.96
  5. Step 5: Solve for x
    x = 4,984,792,397.96/87,800.03
  6. Step 6: Final answer
    x = 56,774.38

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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.