Home / 53,383.68-80,048.28-17,832.21

Finding the Fourth Proportional to 53,383.68, 80,048.28 and 17,832.21

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Solution

The fourth proportional to 53,383.68, 80,048.28 and 17,832.21 is: 26,739.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,383.68 : 80,048.28 = 17,832.21 : x
  2. Step 2: Convert to fraction form
    53,383.68/80,048.28 = 17,832.21/x
  3. Step 3: Cross multiply
    53,383.68x = 80,048.28 × 17,832.21
  4. Step 4: Simplify right side
    53,383.68x = 1,427,437,739.10
  5. Step 5: Solve for x
    x = 1,427,437,739.10/53,383.68
  6. Step 6: Final answer
    x = 26,739.22

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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.