Home / 57,250.35-85,883.31-19,800.37

Finding the Fourth Proportional to 57,250.35, 85,883.31 and 19,800.37

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Solution

The fourth proportional to 57,250.35, 85,883.31 and 19,800.37 is: 29,703.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,250.35 : 85,883.31 = 19,800.37 : x
  2. Step 2: Convert to fraction form
    57,250.35/85,883.31 = 19,800.37/x
  3. Step 3: Cross multiply
    57,250.35x = 85,883.31 × 19,800.37
  4. Step 4: Simplify right side
    57,250.35x = 1,700,521,314.82
  5. Step 5: Solve for x
    x = 1,700,521,314.82/57,250.35
  6. Step 6: Final answer
    x = 29,703.25

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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.