Home / 163,427.10-225,556.20-136,160.01

Finding the Fourth Proportional to 163,427.10, 225,556.20 and 136,160.01

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Solution

The fourth proportional to 163,427.10, 225,556.20 and 136,160.01 is: 187,923.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,427.10 : 225,556.20 = 136,160.01 : x
  2. Step 2: Convert to fraction form
    163,427.10/225,556.20 = 136,160.01/x
  3. Step 3: Cross multiply
    163,427.10x = 225,556.20 × 136,160.01
  4. Step 4: Simplify right side
    163,427.10x = 30,711,734,447.56
  5. Step 5: Solve for x
    x = 30,711,734,447.56/163,427.10
  6. Step 6: Final answer
    x = 187,923.14

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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.