Home / 157,393.91-236,136.92-50,775.81

Finding the Fourth Proportional to 157,393.91, 236,136.92 and 50,775.81

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Solution

The fourth proportional to 157,393.91, 236,136.92 and 50,775.81 is: 76,178.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,393.91 : 236,136.92 = 50,775.81 : x
  2. Step 2: Convert to fraction form
    157,393.91/236,136.92 = 50,775.81/x
  3. Step 3: Cross multiply
    157,393.91x = 236,136.92 × 50,775.81
  4. Step 4: Simplify right side
    157,393.91x = 11,990,043,130.03
  5. Step 5: Solve for x
    x = 11,990,043,130.03/157,393.91
  6. Step 6: Final answer
    x = 76,178.57

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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.