Home / 198,126.48-295,629.40-186,072.48

Finding the Fourth Proportional to 198,126.48, 295,629.40 and 186,072.48

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Solution

The fourth proportional to 198,126.48, 295,629.40 and 186,072.48 is: 277,643.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,126.48 : 295,629.40 = 186,072.48 : x
  2. Step 2: Convert to fraction form
    198,126.48/295,629.40 = 186,072.48/x
  3. Step 3: Cross multiply
    198,126.48x = 295,629.40 × 186,072.48
  4. Step 4: Simplify right side
    198,126.48x = 55,008,495,618.91
  5. Step 5: Solve for x
    x = 55,008,495,618.91/198,126.48
  6. Step 6: Final answer
    x = 277,643.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.