Home / 254,568.18-351,367.60-147,200.12

Finding the Fourth Proportional to 254,568.18, 351,367.60 and 147,200.12

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Solution

The fourth proportional to 254,568.18, 351,367.60 and 147,200.12 is: 203,172.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,568.18 : 351,367.60 = 147,200.12 : x
  2. Step 2: Convert to fraction form
    254,568.18/351,367.60 = 147,200.12/x
  3. Step 3: Cross multiply
    254,568.18x = 351,367.60 × 147,200.12
  4. Step 4: Simplify right side
    254,568.18x = 51,721,352,884.11
  5. Step 5: Solve for x
    x = 51,721,352,884.11/254,568.18
  6. Step 6: Final answer
    x = 203,172.89

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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.