Home / 47,160.32-70,752-15,995.84

Finding the Fourth Proportional to 47,160.32, 70,752 and 15,995.84

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Solution

The fourth proportional to 47,160.32, 70,752 and 15,995.84 is: 23,997.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,160.32 : 70,752 = 15,995.84 : x
  2. Step 2: Convert to fraction form
    47,160.32/70,752 = 15,995.84/x
  3. Step 3: Cross multiply
    47,160.32x = 70,752 × 15,995.84
  4. Step 4: Simplify right side
    47,160.32x = 1,131,737,671.68
  5. Step 5: Solve for x
    x = 1,131,737,671.68/47,160.32
  6. Step 6: Final answer
    x = 23,997.67

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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.