Home / 53,030.68-79,540.54-17,969.42

Finding the Fourth Proportional to 53,030.68, 79,540.54 and 17,969.42

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Solution

The fourth proportional to 53,030.68, 79,540.54 and 17,969.42 is: 26,952.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,030.68 : 79,540.54 = 17,969.42 : x
  2. Step 2: Convert to fraction form
    53,030.68/79,540.54 = 17,969.42/x
  3. Step 3: Cross multiply
    53,030.68x = 79,540.54 × 17,969.42
  4. Step 4: Simplify right side
    53,030.68x = 1,429,297,370.29
  5. Step 5: Solve for x
    x = 1,429,297,370.29/53,030.68
  6. Step 6: Final answer
    x = 26,952.27

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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.