Home / 148,556.19-205,004.34-84,016.92

Finding the Fourth Proportional to 148,556.19, 205,004.34 and 84,016.92

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Solution

The fourth proportional to 148,556.19, 205,004.34 and 84,016.92 is: 115,941.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,556.19 : 205,004.34 = 84,016.92 : x
  2. Step 2: Convert to fraction form
    148,556.19/205,004.34 = 84,016.92/x
  3. Step 3: Cross multiply
    148,556.19x = 205,004.34 × 84,016.92
  4. Step 4: Simplify right side
    148,556.19x = 17,223,833,233.43
  5. Step 5: Solve for x
    x = 17,223,833,233.43/148,556.19
  6. Step 6: Final answer
    x = 115,941.54

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1.5x scale

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.