Home / 237,047.60-355,456.20-131,754.80

Finding the Fourth Proportional to 237,047.60, 355,456.20 and 131,754.80

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Solution

The fourth proportional to 237,047.60, 355,456.20 and 131,754.80 is: 197,568.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,047.60 : 355,456.20 = 131,754.80 : x
  2. Step 2: Convert to fraction form
    237,047.60/355,456.20 = 131,754.80/x
  3. Step 3: Cross multiply
    237,047.60x = 355,456.20 × 131,754.80
  4. Step 4: Simplify right side
    237,047.60x = 46,833,060,539.76
  5. Step 5: Solve for x
    x = 46,833,060,539.76/237,047.60
  6. Step 6: Final answer
    x = 197,568.17

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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.