Home / 146,696.64-202,441.56-79,628.64

Finding the Fourth Proportional to 146,696.64, 202,441.56 and 79,628.64

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Solution

The fourth proportional to 146,696.64, 202,441.56 and 79,628.64 is: 109,887.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,696.64 : 202,441.56 = 79,628.64 : x
  2. Step 2: Convert to fraction form
    146,696.64/202,441.56 = 79,628.64/x
  3. Step 3: Cross multiply
    146,696.64x = 202,441.56 × 79,628.64
  4. Step 4: Simplify right side
    146,696.64x = 16,120,146,102.28
  5. Step 5: Solve for x
    x = 16,120,146,102.28/146,696.64
  6. Step 6: Final answer
    x = 109,887.63

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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.