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Finding the Fourth Proportional to 52,937, 73,059.54 and 30,581

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Solution

The fourth proportional to 52,937, 73,059.54 and 30,581 is: 42,205.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,937 : 73,059.54 = 30,581 : x
  2. Step 2: Convert to fraction form
    52,937/73,059.54 = 30,581/x
  3. Step 3: Cross multiply
    52,937x = 73,059.54 × 30,581
  4. Step 4: Simplify right side
    52,937x = 2,234,233,792.74
  5. Step 5: Solve for x
    x = 2,234,233,792.74/52,937
  6. Step 6: Final answer
    x = 42,205.52

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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.