Home / 69,420.96-104,186.16-35,685.63

Finding the Fourth Proportional to 69,420.96, 104,186.16 and 35,685.63

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Solution

The fourth proportional to 69,420.96, 104,186.16 and 35,685.63 is: 53,556.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,420.96 : 104,186.16 = 35,685.63 : x
  2. Step 2: Convert to fraction form
    69,420.96/104,186.16 = 35,685.63/x
  3. Step 3: Cross multiply
    69,420.96x = 104,186.16 × 35,685.63
  4. Step 4: Simplify right side
    69,420.96x = 3,717,948,756.88
  5. Step 5: Solve for x
    x = 3,717,948,756.88/69,420.96
  6. Step 6: Final answer
    x = 53,556.57

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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.