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Finding the Fourth Proportional to 93,358.16, 140,090.52 and 34,186

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Solution

The fourth proportional to 93,358.16, 140,090.52 and 34,186 is: 51,298.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,358.16 : 140,090.52 = 34,186 : x
  2. Step 2: Convert to fraction form
    93,358.16/140,090.52 = 34,186/x
  3. Step 3: Cross multiply
    93,358.16x = 140,090.52 × 34,186
  4. Step 4: Simplify right side
    93,358.16x = 4,789,134,516.72
  5. Step 5: Solve for x
    x = 4,789,134,516.72/93,358.16
  6. Step 6: Final answer
    x = 51,298.51

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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.