Home / 57,296.55-85,924.26-19,846.56

Finding the Fourth Proportional to 57,296.55, 85,924.26 and 19,846.56

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Solution

The fourth proportional to 57,296.55, 85,924.26 and 19,846.56 is: 29,762.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,296.55 : 85,924.26 = 19,846.56 : x
  2. Step 2: Convert to fraction form
    57,296.55/85,924.26 = 19,846.56/x
  3. Step 3: Cross multiply
    57,296.55x = 85,924.26 × 19,846.56
  4. Step 4: Simplify right side
    57,296.55x = 1,705,300,981.55
  5. Step 5: Solve for x
    x = 1,705,300,981.55/57,296.55
  6. Step 6: Final answer
    x = 29,762.72

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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.