Home / 193,731.40-290,597.10-169,625.80

Finding the Fourth Proportional to 193,731.40, 290,597.10 and 169,625.80

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Solution

The fourth proportional to 193,731.40, 290,597.10 and 169,625.80 is: 254,438.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,731.40 : 290,597.10 = 169,625.80 : x
  2. Step 2: Convert to fraction form
    193,731.40/290,597.10 = 169,625.80/x
  3. Step 3: Cross multiply
    193,731.40x = 290,597.10 × 169,625.80
  4. Step 4: Simplify right side
    193,731.40x = 49,292,765,565.18
  5. Step 5: Solve for x
    x = 49,292,765,565.18/193,731.40
  6. Step 6: Final answer
    x = 254,438.70

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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.