Home / 124,221.44-171,416.94-70,507.55

Finding the Fourth Proportional to 124,221.44, 171,416.94 and 70,507.55

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Solution

The fourth proportional to 124,221.44, 171,416.94 and 70,507.55 is: 97,295.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,221.44 : 171,416.94 = 70,507.55 : x
  2. Step 2: Convert to fraction form
    124,221.44/171,416.94 = 70,507.55/x
  3. Step 3: Cross multiply
    124,221.44x = 171,416.94 × 70,507.55
  4. Step 4: Simplify right side
    124,221.44x = 12,086,188,467.90
  5. Step 5: Solve for x
    x = 12,086,188,467.90/124,221.44
  6. Step 6: Final answer
    x = 97,295.51

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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.