Home / 47,127.96-70,694.34-12,068.04

Finding the Fourth Proportional to 47,127.96, 70,694.34 and 12,068.04

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Solution

The fourth proportional to 47,127.96, 70,694.34 and 12,068.04 is: 18,102.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,127.96 : 70,694.34 = 12,068.04 : x
  2. Step 2: Convert to fraction form
    47,127.96/70,694.34 = 12,068.04/x
  3. Step 3: Cross multiply
    47,127.96x = 70,694.34 × 12,068.04
  4. Step 4: Simplify right side
    47,127.96x = 853,142,122.89
  5. Step 5: Solve for x
    x = 853,142,122.89/47,127.96
  6. Step 6: Final answer
    x = 18,102.67

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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.