Home / 57,327.64-85,992.48-19,889.04

Finding the Fourth Proportional to 57,327.64, 85,992.48 and 19,889.04

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Solution

The fourth proportional to 57,327.64, 85,992.48 and 19,889.04 is: 29,833.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,327.64 : 85,992.48 = 19,889.04 : x
  2. Step 2: Convert to fraction form
    57,327.64/85,992.48 = 19,889.04/x
  3. Step 3: Cross multiply
    57,327.64x = 85,992.48 × 19,889.04
  4. Step 4: Simplify right side
    57,327.64x = 1,710,307,874.42
  5. Step 5: Solve for x
    x = 1,710,307,874.42/57,327.64
  6. Step 6: Final answer
    x = 29,833.91

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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.