Home / 109,546.37-151,175.45-61,799.57

Finding the Fourth Proportional to 109,546.37, 151,175.45 and 61,799.57

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Solution

The fourth proportional to 109,546.37, 151,175.45 and 61,799.57 is: 85,284.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,546.37 : 151,175.45 = 61,799.57 : x
  2. Step 2: Convert to fraction form
    109,546.37/151,175.45 = 61,799.57/x
  3. Step 3: Cross multiply
    109,546.37x = 151,175.45 × 61,799.57
  4. Step 4: Simplify right side
    109,546.37x = 9,342,577,804.56
  5. Step 5: Solve for x
    x = 9,342,577,804.56/109,546.37
  6. Step 6: Final answer
    x = 85,284.23

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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.