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Finding the Fourth Proportional to 93,911.52, 129,599.04 and 51,469.14

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Solution

The fourth proportional to 93,911.52, 129,599.04 and 51,469.14 is: 71,028.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,911.52 : 129,599.04 = 51,469.14 : x
  2. Step 2: Convert to fraction form
    93,911.52/129,599.04 = 51,469.14/x
  3. Step 3: Cross multiply
    93,911.52x = 129,599.04 × 51,469.14
  4. Step 4: Simplify right side
    93,911.52x = 6,670,351,133.63
  5. Step 5: Solve for x
    x = 6,670,351,133.63/93,911.52
  6. Step 6: Final answer
    x = 71,028.04

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1.5x scale

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.