Home / 187,887.33-259,283.97-103,004.46

Finding the Fourth Proportional to 187,887.33, 259,283.97 and 103,004.46

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Solution

The fourth proportional to 187,887.33, 259,283.97 and 103,004.46 is: 142,145.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,887.33 : 259,283.97 = 103,004.46 : x
  2. Step 2: Convert to fraction form
    187,887.33/259,283.97 = 103,004.46/x
  3. Step 3: Cross multiply
    187,887.33x = 259,283.97 × 103,004.46
  4. Step 4: Simplify right side
    187,887.33x = 26,707,405,316.51
  5. Step 5: Solve for x
    x = 26,707,405,316.51/187,887.33
  6. Step 6: Final answer
    x = 142,145.86

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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.