Home / 93,776.47-129,408.30-53,503.27

Finding the Fourth Proportional to 93,776.47, 129,408.30 and 53,503.27

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Solution

The fourth proportional to 93,776.47, 129,408.30 and 53,503.27 is: 73,832.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,776.47 : 129,408.30 = 53,503.27 : x
  2. Step 2: Convert to fraction form
    93,776.47/129,408.30 = 53,503.27/x
  3. Step 3: Cross multiply
    93,776.47x = 129,408.30 × 53,503.27
  4. Step 4: Simplify right side
    93,776.47x = 6,923,766,891.62
  5. Step 5: Solve for x
    x = 6,923,766,891.62/93,776.47
  6. Step 6: Final answer
    x = 73,832.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.