Home / 67,516.74-101,284.83-20,758.68

Finding the Fourth Proportional to 67,516.74, 101,284.83 and 20,758.68

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Solution

The fourth proportional to 67,516.74, 101,284.83 and 20,758.68 is: 31,141.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,516.74 : 101,284.83 = 20,758.68 : x
  2. Step 2: Convert to fraction form
    67,516.74/101,284.83 = 20,758.68/x
  3. Step 3: Cross multiply
    67,516.74x = 101,284.83 × 20,758.68
  4. Step 4: Simplify right side
    67,516.74x = 2,102,539,374.82
  5. Step 5: Solve for x
    x = 2,102,539,374.82/67,516.74
  6. Step 6: Final answer
    x = 31,141.01

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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.