Home / 148,512.89-204,958.65-84,849.32

Finding the Fourth Proportional to 148,512.89, 204,958.65 and 84,849.32

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Solution

The fourth proportional to 148,512.89, 204,958.65 and 84,849.32 is: 117,098.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,512.89 : 204,958.65 = 84,849.32 : x
  2. Step 2: Convert to fraction form
    148,512.89/204,958.65 = 84,849.32/x
  3. Step 3: Cross multiply
    148,512.89x = 204,958.65 × 84,849.32
  4. Step 4: Simplify right side
    148,512.89x = 17,390,602,911.20
  5. Step 5: Solve for x
    x = 17,390,602,911.20/148,512.89
  6. Step 6: Final answer
    x = 117,098.27

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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.