Home / 148,513.89-204,960.03-84,850.32

Finding the Fourth Proportional to 148,513.89, 204,960.03 and 84,850.32

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Solution

The fourth proportional to 148,513.89, 204,960.03 and 84,850.32 is: 117,099.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,513.89 : 204,960.03 = 84,850.32 : x
  2. Step 2: Convert to fraction form
    148,513.89/204,960.03 = 84,850.32/x
  3. Step 3: Cross multiply
    148,513.89x = 204,960.03 × 84,850.32
  4. Step 4: Simplify right side
    148,513.89x = 17,390,924,132.71
  5. Step 5: Solve for x
    x = 17,390,924,132.71/148,513.89
  6. Step 6: Final answer
    x = 117,099.65

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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.