Home / 34,084.08-51,136.64-17,455.80

Finding the Fourth Proportional to 34,084.08, 51,136.64 and 17,455.80

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Solution

The fourth proportional to 34,084.08, 51,136.64 and 17,455.80 is: 26,189.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,084.08 : 51,136.64 = 17,455.80 : x
  2. Step 2: Convert to fraction form
    34,084.08/51,136.64 = 17,455.80/x
  3. Step 3: Cross multiply
    34,084.08x = 51,136.64 × 17,455.80
  4. Step 4: Simplify right side
    34,084.08x = 892,630,960.51
  5. Step 5: Solve for x
    x = 892,630,960.51/34,084.08
  6. Step 6: Final answer
    x = 26,189.09

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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.