Home / 193,060.24-289,672.80-99,631.60

Finding the Fourth Proportional to 193,060.24, 289,672.80 and 99,631.60

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Solution

The fourth proportional to 193,060.24, 289,672.80 and 99,631.60 is: 149,489.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,060.24 : 289,672.80 = 99,631.60 : x
  2. Step 2: Convert to fraction form
    193,060.24/289,672.80 = 99,631.60/x
  3. Step 3: Cross multiply
    193,060.24x = 289,672.80 × 99,631.60
  4. Step 4: Simplify right side
    193,060.24x = 28,860,564,540.48
  5. Step 5: Solve for x
    x = 28,860,564,540.48/193,060.24
  6. Step 6: Final answer
    x = 149,489.94

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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.