Home / 53,524.56-80,243.08-20,225.76

Finding the Fourth Proportional to 53,524.56, 80,243.08 and 20,225.76

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Solution

The fourth proportional to 53,524.56, 80,243.08 and 20,225.76 is: 30,322.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,524.56 : 80,243.08 = 20,225.76 : x
  2. Step 2: Convert to fraction form
    53,524.56/80,243.08 = 20,225.76/x
  3. Step 3: Cross multiply
    53,524.56x = 80,243.08 × 20,225.76
  4. Step 4: Simplify right side
    53,524.56x = 1,622,977,277.74
  5. Step 5: Solve for x
    x = 1,622,977,277.74/53,524.56
  6. Step 6: Final answer
    x = 30,322.10

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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.