Home / 157,091.40-235,626.30-50,473.80

Finding the Fourth Proportional to 157,091.40, 235,626.30 and 50,473.80

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Solution

The fourth proportional to 157,091.40, 235,626.30 and 50,473.80 is: 75,707.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,091.40 : 235,626.30 = 50,473.80 : x
  2. Step 2: Convert to fraction form
    157,091.40/235,626.30 = 50,473.80/x
  3. Step 3: Cross multiply
    157,091.40x = 235,626.30 × 50,473.80
  4. Step 4: Simplify right side
    157,091.40x = 11,892,954,740.94
  5. Step 5: Solve for x
    x = 11,892,954,740.94/157,091.40
  6. Step 6: Final answer
    x = 75,707.23

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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.