Home / 53,704.96-80,557.47-20,417.33

Finding the Fourth Proportional to 53,704.96, 80,557.47 and 20,417.33

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Solution

The fourth proportional to 53,704.96, 80,557.47 and 20,417.33 is: 30,626.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,704.96 : 80,557.47 = 20,417.33 : x
  2. Step 2: Convert to fraction form
    53,704.96/80,557.47 = 20,417.33/x
  3. Step 3: Cross multiply
    53,704.96x = 80,557.47 × 20,417.33
  4. Step 4: Simplify right side
    53,704.96x = 1,644,768,650.35
  5. Step 5: Solve for x
    x = 1,644,768,650.35/53,704.96
  6. Step 6: Final answer
    x = 30,626.01

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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.