Home / 69,029.55-103,525.14-43,712.58

Finding the Fourth Proportional to 69,029.55, 103,525.14 and 43,712.58

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Solution

The fourth proportional to 69,029.55, 103,525.14 and 43,712.58 is: 65,556.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,029.55 : 103,525.14 = 43,712.58 : x
  2. Step 2: Convert to fraction form
    69,029.55/103,525.14 = 43,712.58/x
  3. Step 3: Cross multiply
    69,029.55x = 103,525.14 × 43,712.58
  4. Step 4: Simplify right side
    69,029.55x = 4,525,350,964.26
  5. Step 5: Solve for x
    x = 4,525,350,964.26/69,029.55
  6. Step 6: Final answer
    x = 65,556.72

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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.