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Finding the Fourth Proportional to 93,373.18, 140,059.69 and 34,213.48

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Solution

The fourth proportional to 93,373.18, 140,059.69 and 34,213.48 is: 51,320.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,373.18 : 140,059.69 = 34,213.48 : x
  2. Step 2: Convert to fraction form
    93,373.18/140,059.69 = 34,213.48/x
  3. Step 3: Cross multiply
    93,373.18x = 140,059.69 × 34,213.48
  4. Step 4: Simplify right side
    93,373.18x = 4,791,928,966.94
  5. Step 5: Solve for x
    x = 4,791,928,966.94/93,373.18
  6. Step 6: Final answer
    x = 51,320.19

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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.