Home / 55,028.34-82,575.30-19,970.73

Finding the Fourth Proportional to 55,028.34, 82,575.30 and 19,970.73

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Solution

The fourth proportional to 55,028.34, 82,575.30 and 19,970.73 is: 29,967.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,028.34 : 82,575.30 = 19,970.73 : x
  2. Step 2: Convert to fraction form
    55,028.34/82,575.30 = 19,970.73/x
  3. Step 3: Cross multiply
    55,028.34x = 82,575.30 × 19,970.73
  4. Step 4: Simplify right side
    55,028.34x = 1,649,088,508.24
  5. Step 5: Solve for x
    x = 1,649,088,508.24/55,028.34
  6. Step 6: Final answer
    x = 29,967.99

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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.