Home / 51,575.85-77,371.79-21,993.75

Finding the Fourth Proportional to 51,575.85, 77,371.79 and 21,993.75

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Solution

The fourth proportional to 51,575.85, 77,371.79 and 21,993.75 is: 32,994.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,575.85 : 77,371.79 = 21,993.75 : x
  2. Step 2: Convert to fraction form
    51,575.85/77,371.79 = 21,993.75/x
  3. Step 3: Cross multiply
    51,575.85x = 77,371.79 × 21,993.75
  4. Step 4: Simplify right side
    51,575.85x = 1,701,695,696.34
  5. Step 5: Solve for x
    x = 1,701,695,696.34/51,575.85
  6. Step 6: Final answer
    x = 32,994.04

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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.