Home / 70,525.08-105,790.14-23,778.36

Finding the Fourth Proportional to 70,525.08, 105,790.14 and 23,778.36

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Solution

The fourth proportional to 70,525.08, 105,790.14 and 23,778.36 is: 35,668.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,525.08 : 105,790.14 = 23,778.36 : x
  2. Step 2: Convert to fraction form
    70,525.08/105,790.14 = 23,778.36/x
  3. Step 3: Cross multiply
    70,525.08x = 105,790.14 × 23,778.36
  4. Step 4: Simplify right side
    70,525.08x = 2,515,516,033.37
  5. Step 5: Solve for x
    x = 2,515,516,033.37/70,525.08
  6. Step 6: Final answer
    x = 35,668.39

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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.