Home / 285,233.96-393,499.26-171,993.80

Finding the Fourth Proportional to 285,233.96, 393,499.26 and 171,993.80

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Solution

The fourth proportional to 285,233.96, 393,499.26 and 171,993.80 is: 237,276.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,233.96 : 393,499.26 = 171,993.80 : x
  2. Step 2: Convert to fraction form
    285,233.96/393,499.26 = 171,993.80/x
  3. Step 3: Cross multiply
    285,233.96x = 393,499.26 × 171,993.80
  4. Step 4: Simplify right side
    285,233.96x = 67,679,433,024.59
  5. Step 5: Solve for x
    x = 67,679,433,024.59/285,233.96
  6. Step 6: Final answer
    x = 237,276.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.