Home / 52,998.60-79,500.64-13,556.06

Finding the Fourth Proportional to 52,998.60, 79,500.64 and 13,556.06

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Solution

The fourth proportional to 52,998.60, 79,500.64 and 13,556.06 is: 20,334.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,998.60 : 79,500.64 = 13,556.06 : x
  2. Step 2: Convert to fraction form
    52,998.60/79,500.64 = 13,556.06/x
  3. Step 3: Cross multiply
    52,998.60x = 79,500.64 × 13,556.06
  4. Step 4: Simplify right side
    52,998.60x = 1,077,715,338.03
  5. Step 5: Solve for x
    x = 1,077,715,338.03/52,998.60
  6. Step 6: Final answer
    x = 20,334.79

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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.