Home / 69,451.63-104,177.44-16,860.76

Finding the Fourth Proportional to 69,451.63, 104,177.44 and 16,860.76

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Solution

The fourth proportional to 69,451.63, 104,177.44 and 16,860.76 is: 25,291.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,451.63 : 104,177.44 = 16,860.76 : x
  2. Step 2: Convert to fraction form
    69,451.63/104,177.44 = 16,860.76/x
  3. Step 3: Cross multiply
    69,451.63x = 104,177.44 × 16,860.76
  4. Step 4: Simplify right side
    69,451.63x = 1,756,510,573.89
  5. Step 5: Solve for x
    x = 1,756,510,573.89/69,451.63
  6. Step 6: Final answer
    x = 25,291.14

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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.