Home / 109,503.54-164,255.58-30,617.64

Finding the Fourth Proportional to 109,503.54, 164,255.58 and 30,617.64

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Solution

The fourth proportional to 109,503.54, 164,255.58 and 30,617.64 is: 45,926.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,503.54 : 164,255.58 = 30,617.64 : x
  2. Step 2: Convert to fraction form
    109,503.54/164,255.58 = 30,617.64/x
  3. Step 3: Cross multiply
    109,503.54x = 164,255.58 × 30,617.64
  4. Step 4: Simplify right side
    109,503.54x = 5,029,118,216.43
  5. Step 5: Solve for x
    x = 5,029,118,216.43/109,503.54
  6. Step 6: Final answer
    x = 45,926.54

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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.