Home / 62,778.36-86,636.04-34,484.04

Finding the Fourth Proportional to 62,778.36, 86,636.04 and 34,484.04

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Solution

The fourth proportional to 62,778.36, 86,636.04 and 34,484.04 is: 47,589.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,778.36 : 86,636.04 = 34,484.04 : x
  2. Step 2: Convert to fraction form
    62,778.36/86,636.04 = 34,484.04/x
  3. Step 3: Cross multiply
    62,778.36x = 86,636.04 × 34,484.04
  4. Step 4: Simplify right side
    62,778.36x = 2,987,560,668.80
  5. Step 5: Solve for x
    x = 2,987,560,668.80/62,778.36
  6. Step 6: Final answer
    x = 47,589.02

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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.