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Finding the Fourth Proportional to 93,704.70, 140,331.78 and 53,602.14

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Solution

The fourth proportional to 93,704.70, 140,331.78 and 53,602.14 is: 80,274.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,704.70 : 140,331.78 = 53,602.14 : x
  2. Step 2: Convert to fraction form
    93,704.70/140,331.78 = 53,602.14/x
  3. Step 3: Cross multiply
    93,704.70x = 140,331.78 × 53,602.14
  4. Step 4: Simplify right side
    93,704.70x = 7,522,083,718.01
  5. Step 5: Solve for x
    x = 7,522,083,718.01/93,704.70
  6. Step 6: Final answer
    x = 80,274.35

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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.