Home / 69,302.22-95,636.59-39,087.80

Finding the Fourth Proportional to 69,302.22, 95,636.59 and 39,087.80

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Solution

The fourth proportional to 69,302.22, 95,636.59 and 39,087.80 is: 53,940.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,302.22 : 95,636.59 = 39,087.80 : x
  2. Step 2: Convert to fraction form
    69,302.22/95,636.59 = 39,087.80/x
  3. Step 3: Cross multiply
    69,302.22x = 95,636.59 × 39,087.80
  4. Step 4: Simplify right side
    69,302.22x = 3,738,223,424.42
  5. Step 5: Solve for x
    x = 3,738,223,424.42/69,302.22
  6. Step 6: Final answer
    x = 53,940.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.