Home / 40,161.72-60,245.54-10,579.34

Finding the Fourth Proportional to 40,161.72, 60,245.54 and 10,579.34

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Solution

The fourth proportional to 40,161.72, 60,245.54 and 10,579.34 is: 15,869.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,161.72 : 60,245.54 = 10,579.34 : x
  2. Step 2: Convert to fraction form
    40,161.72/60,245.54 = 10,579.34/x
  3. Step 3: Cross multiply
    40,161.72x = 60,245.54 × 10,579.34
  4. Step 4: Simplify right side
    40,161.72x = 637,358,051.14
  5. Step 5: Solve for x
    x = 637,358,051.14/40,161.72
  6. Step 6: Final answer
    x = 15,869.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.