Home / 106,681.36-160,002.24-39,198.64

Finding the Fourth Proportional to 106,681.36, 160,002.24 and 39,198.64

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Solution

The fourth proportional to 106,681.36, 160,002.24 and 39,198.64 is: 58,790.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,681.36 : 160,002.24 = 39,198.64 : x
  2. Step 2: Convert to fraction form
    106,681.36/160,002.24 = 39,198.64/x
  3. Step 3: Cross multiply
    106,681.36x = 160,002.24 × 39,198.64
  4. Step 4: Simplify right side
    106,681.36x = 6,271,870,204.95
  5. Step 5: Solve for x
    x = 6,271,870,204.95/106,681.36
  6. Step 6: Final answer
    x = 58,790.68

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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.