Home / 240,060.79-331,002.87-163,625.14

Finding the Fourth Proportional to 240,060.79, 331,002.87 and 163,625.14

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Solution

The fourth proportional to 240,060.79, 331,002.87 and 163,625.14 is: 225,611.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,060.79 : 331,002.87 = 163,625.14 : x
  2. Step 2: Convert to fraction form
    240,060.79/331,002.87 = 163,625.14/x
  3. Step 3: Cross multiply
    240,060.79x = 331,002.87 × 163,625.14
  4. Step 4: Simplify right side
    240,060.79x = 54,160,390,944.15
  5. Step 5: Solve for x
    x = 54,160,390,944.15/240,060.79
  6. Step 6: Final answer
    x = 225,611.15

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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.