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Finding the Fourth Proportional to 159,369.65, 239,026.77 and 59,530.70

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Solution

The fourth proportional to 159,369.65, 239,026.77 and 59,530.70 is: 89,285.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,369.65 : 239,026.77 = 59,530.70 : x
  2. Step 2: Convert to fraction form
    159,369.65/239,026.77 = 59,530.70/x
  3. Step 3: Cross multiply
    159,369.65x = 239,026.77 × 59,530.70
  4. Step 4: Simplify right side
    159,369.65x = 14,229,430,936.84
  5. Step 5: Solve for x
    x = 14,229,430,936.84/159,369.65
  6. Step 6: Final answer
    x = 89,285.70

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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.