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Finding the Fourth Proportional to 103,296.30, 154,796.73 and 58,831.26

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Solution

The fourth proportional to 103,296.30, 154,796.73 and 58,831.26 is: 88,162.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,296.30 : 154,796.73 = 58,831.26 : x
  2. Step 2: Convert to fraction form
    103,296.30/154,796.73 = 58,831.26/x
  3. Step 3: Cross multiply
    103,296.30x = 154,796.73 × 58,831.26
  4. Step 4: Simplify right side
    103,296.30x = 9,106,886,669.78
  5. Step 5: Solve for x
    x = 9,106,886,669.78/103,296.30
  6. Step 6: Final answer
    x = 88,162.76

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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.