Home / 102,614.30-153,643.41-53,262.62

Finding the Fourth Proportional to 102,614.30, 153,643.41 and 53,262.62

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Solution

The fourth proportional to 102,614.30, 153,643.41 and 53,262.62 is: 79,749.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,614.30 : 153,643.41 = 53,262.62 : x
  2. Step 2: Convert to fraction form
    102,614.30/153,643.41 = 53,262.62/x
  3. Step 3: Cross multiply
    102,614.30x = 153,643.41 × 53,262.62
  4. Step 4: Simplify right side
    102,614.30x = 8,183,450,562.33
  5. Step 5: Solve for x
    x = 8,183,450,562.33/102,614.30
  6. Step 6: Final answer
    x = 79,749.61

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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.