Home / 187,900.94-259,301.58-103,016.18

Finding the Fourth Proportional to 187,900.94, 259,301.58 and 103,016.18

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Solution

The fourth proportional to 187,900.94, 259,301.58 and 103,016.18 is: 142,161.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,900.94 : 259,301.58 = 103,016.18 : x
  2. Step 2: Convert to fraction form
    187,900.94/259,301.58 = 103,016.18/x
  3. Step 3: Cross multiply
    187,900.94x = 259,301.58 × 103,016.18
  4. Step 4: Simplify right side
    187,900.94x = 26,712,258,239.56
  5. Step 5: Solve for x
    x = 26,712,258,239.56/187,900.94
  6. Step 6: Final answer
    x = 142,161.39

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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.