Home / 187,957.33-259,380.70-103,074.19

Finding the Fourth Proportional to 187,957.33, 259,380.70 and 103,074.19

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Solution

The fourth proportional to 187,957.33, 259,380.70 and 103,074.19 is: 142,242.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,957.33 : 259,380.70 = 103,074.19 : x
  2. Step 2: Convert to fraction form
    187,957.33/259,380.70 = 103,074.19/x
  3. Step 3: Cross multiply
    187,957.33x = 259,380.70 × 103,074.19
  4. Step 4: Simplify right side
    187,957.33x = 26,735,454,648.00
  5. Step 5: Solve for x
    x = 26,735,454,648.00/187,957.33
  6. Step 6: Final answer
    x = 142,242.15

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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.