Home / 157,357.20-236,069.45-50,747.23

Finding the Fourth Proportional to 157,357.20, 236,069.45 and 50,747.23

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Solution

The fourth proportional to 157,357.20, 236,069.45 and 50,747.23 is: 76,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,357.20 : 236,069.45 = 50,747.23 : x
  2. Step 2: Convert to fraction form
    157,357.20/236,069.45 = 50,747.23/x
  3. Step 3: Cross multiply
    157,357.20x = 236,069.45 × 50,747.23
  4. Step 4: Simplify right side
    157,357.20x = 11,979,870,675.12
  5. Step 5: Solve for x
    x = 11,979,870,675.12/157,357.20
  6. Step 6: Final answer
    x = 76,131.70

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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.