Home / 135,517.10-203,307.95-46,771.38

Finding the Fourth Proportional to 135,517.10, 203,307.95 and 46,771.38

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Solution

The fourth proportional to 135,517.10, 203,307.95 and 46,771.38 is: 70,168.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,517.10 : 203,307.95 = 46,771.38 : x
  2. Step 2: Convert to fraction form
    135,517.10/203,307.95 = 46,771.38/x
  3. Step 3: Cross multiply
    135,517.10x = 203,307.95 × 46,771.38
  4. Step 4: Simplify right side
    135,517.10x = 9,508,993,386.47
  5. Step 5: Solve for x
    x = 9,508,993,386.47/135,517.10
  6. Step 6: Final answer
    x = 70,168.22

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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.