Home / 53,428.96-80,216.34-27,152.29

Finding the Fourth Proportional to 53,428.96, 80,216.34 and 27,152.29

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Solution

The fourth proportional to 53,428.96, 80,216.34 and 27,152.29 is: 40,765.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,428.96 : 80,216.34 = 27,152.29 : x
  2. Step 2: Convert to fraction form
    53,428.96/80,216.34 = 27,152.29/x
  3. Step 3: Cross multiply
    53,428.96x = 80,216.34 × 27,152.29
  4. Step 4: Simplify right side
    53,428.96x = 2,178,057,326.42
  5. Step 5: Solve for x
    x = 2,178,057,326.42/53,428.96
  6. Step 6: Final answer
    x = 40,765.48

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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.