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Finding the Fourth Proportional to 186,010.44, 256,696.74 and 101,128.92

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Solution

The fourth proportional to 186,010.44, 256,696.74 and 101,128.92 is: 139,559.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,010.44 : 256,696.74 = 101,128.92 : x
  2. Step 2: Convert to fraction form
    186,010.44/256,696.74 = 101,128.92/x
  3. Step 3: Cross multiply
    186,010.44x = 256,696.74 × 101,128.92
  4. Step 4: Simplify right side
    186,010.44x = 25,959,464,083.72
  5. Step 5: Solve for x
    x = 25,959,464,083.72/186,010.44
  6. Step 6: Final answer
    x = 139,559.18

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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.