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Finding the Fourth Proportional to 239,346.36, 359,006.54 and 73,134.36

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Solution

The fourth proportional to 239,346.36, 359,006.54 and 73,134.36 is: 109,697.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,346.36 : 359,006.54 = 73,134.36 : x
  2. Step 2: Convert to fraction form
    239,346.36/359,006.54 = 73,134.36/x
  3. Step 3: Cross multiply
    239,346.36x = 359,006.54 × 73,134.36
  4. Step 4: Simplify right side
    239,346.36x = 26,255,713,538.71
  5. Step 5: Solve for x
    x = 26,255,713,538.71/239,346.36
  6. Step 6: Final answer
    x = 109,697.57

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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.