Home / 123,824.58-170,843.22-70,108.43

Finding the Fourth Proportional to 123,824.58, 170,843.22 and 70,108.43

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Solution

The fourth proportional to 123,824.58, 170,843.22 and 70,108.43 is: 96,729.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,824.58 : 170,843.22 = 70,108.43 : x
  2. Step 2: Convert to fraction form
    123,824.58/170,843.22 = 70,108.43/x
  3. Step 3: Cross multiply
    123,824.58x = 170,843.22 × 70,108.43
  4. Step 4: Simplify right side
    123,824.58x = 11,977,549,076.13
  5. Step 5: Solve for x
    x = 11,977,549,076.13/123,824.58
  6. Step 6: Final answer
    x = 96,729.98

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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.