Home / 58,425.45-87,649.96-18,450.67

Finding the Fourth Proportional to 58,425.45, 87,649.96 and 18,450.67

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Solution

The fourth proportional to 58,425.45, 87,649.96 and 18,450.67 is: 27,679.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,425.45 : 87,649.96 = 18,450.67 : x
  2. Step 2: Convert to fraction form
    58,425.45/87,649.96 = 18,450.67/x
  3. Step 3: Cross multiply
    58,425.45x = 87,649.96 × 18,450.67
  4. Step 4: Simplify right side
    58,425.45x = 1,617,200,487.47
  5. Step 5: Solve for x
    x = 1,617,200,487.47/58,425.45
  6. Step 6: Final answer
    x = 27,679.73

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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.