Home / 193,121.18-289,682.01-52,881.02

Finding the Fourth Proportional to 193,121.18, 289,682.01 and 52,881.02

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Solution

The fourth proportional to 193,121.18, 289,682.01 and 52,881.02 is: 79,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,121.18 : 289,682.01 = 52,881.02 : x
  2. Step 2: Convert to fraction form
    193,121.18/289,682.01 = 52,881.02/x
  3. Step 3: Cross multiply
    193,121.18x = 289,682.01 × 52,881.02
  4. Step 4: Simplify right side
    193,121.18x = 15,318,680,164.45
  5. Step 5: Solve for x
    x = 15,318,680,164.45/193,121.18
  6. Step 6: Final answer
    x = 79,321.60

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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.