Home / 236,136.05-354,288.66-101,143.49

Finding the Fourth Proportional to 236,136.05, 354,288.66 and 101,143.49

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Solution

The fourth proportional to 236,136.05, 354,288.66 and 101,143.49 is: 151,751.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,136.05 : 354,288.66 = 101,143.49 : x
  2. Step 2: Convert to fraction form
    236,136.05/354,288.66 = 101,143.49/x
  3. Step 3: Cross multiply
    236,136.05x = 354,288.66 × 101,143.49
  4. Step 4: Simplify right side
    236,136.05x = 35,833,991,539.82
  5. Step 5: Solve for x
    x = 35,833,991,539.82/236,136.05
  6. Step 6: Final answer
    x = 151,751.47

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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.