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Finding the Fourth Proportional to 103,396.37, 154,984.28 and 58,927.37

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Solution

The fourth proportional to 103,396.37, 154,984.28 and 58,927.37 is: 88,328.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,396.37 : 154,984.28 = 58,927.37 : x
  2. Step 2: Convert to fraction form
    103,396.37/154,984.28 = 58,927.37/x
  3. Step 3: Cross multiply
    103,396.37x = 154,984.28 × 58,927.37
  4. Step 4: Simplify right side
    103,396.37x = 9,132,816,011.74
  5. Step 5: Solve for x
    x = 9,132,816,011.74/103,396.37
  6. Step 6: Final answer
    x = 88,328.21

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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.