Home / 161,994.32-223,556.57-101,559.29

Finding the Fourth Proportional to 161,994.32, 223,556.57 and 101,559.29

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Solution

The fourth proportional to 161,994.32, 223,556.57 and 101,559.29 is: 140,154.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,994.32 : 223,556.57 = 101,559.29 : x
  2. Step 2: Convert to fraction form
    161,994.32/223,556.57 = 101,559.29/x
  3. Step 3: Cross multiply
    161,994.32x = 223,556.57 × 101,559.29
  4. Step 4: Simplify right side
    161,994.32x = 22,704,244,898.46
  5. Step 5: Solve for x
    x = 22,704,244,898.46/161,994.32
  6. Step 6: Final answer
    x = 140,154.58

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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.