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Finding the Fourth Proportional to 103,393.74, 154,980.35 and 58,924.74

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Solution

The fourth proportional to 103,393.74, 154,980.35 and 58,924.74 is: 88,324.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,393.74 : 154,980.35 = 58,924.74 : x
  2. Step 2: Convert to fraction form
    103,393.74/154,980.35 = 58,924.74/x
  3. Step 3: Cross multiply
    103,393.74x = 154,980.35 × 58,924.74
  4. Step 4: Simplify right side
    103,393.74x = 9,132,176,983.36
  5. Step 5: Solve for x
    x = 9,132,176,983.36/103,393.74
  6. Step 6: Final answer
    x = 88,324.27

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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.