Home / 53,010.23-79,519.23-19,730.29

Finding the Fourth Proportional to 53,010.23, 79,519.23 and 19,730.29

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Solution

The fourth proportional to 53,010.23, 79,519.23 and 19,730.29 is: 29,596.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,010.23 : 79,519.23 = 19,730.29 : x
  2. Step 2: Convert to fraction form
    53,010.23/79,519.23 = 19,730.29/x
  3. Step 3: Cross multiply
    53,010.23x = 79,519.23 × 19,730.29
  4. Step 4: Simplify right side
    53,010.23x = 1,568,937,468.48
  5. Step 5: Solve for x
    x = 1,568,937,468.48/53,010.23
  6. Step 6: Final answer
    x = 29,596.88

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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.