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Finding the Fourth Proportional to 182,807.48, 274,024.42 and 70,443.68

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Solution

The fourth proportional to 182,807.48, 274,024.42 and 70,443.68 is: 105,593.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,807.48 : 274,024.42 = 70,443.68 : x
  2. Step 2: Convert to fraction form
    182,807.48/274,024.42 = 70,443.68/x
  3. Step 3: Cross multiply
    182,807.48x = 274,024.42 × 70,443.68
  4. Step 4: Simplify right side
    182,807.48x = 19,303,287,008.43
  5. Step 5: Solve for x
    x = 19,303,287,008.43/182,807.48
  6. Step 6: Final answer
    x = 105,593.53

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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.