Home / 187,965.96-259,393.37-103,083.63

Finding the Fourth Proportional to 187,965.96, 259,393.37 and 103,083.63

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Solution

The fourth proportional to 187,965.96, 259,393.37 and 103,083.63 is: 142,255.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,965.96 : 259,393.37 = 103,083.63 : x
  2. Step 2: Convert to fraction form
    187,965.96/259,393.37 = 103,083.63/x
  3. Step 3: Cross multiply
    187,965.96x = 259,393.37 × 103,083.63
  4. Step 4: Simplify right side
    187,965.96x = 26,739,209,662.12
  5. Step 5: Solve for x
    x = 26,739,209,662.12/187,965.96
  6. Step 6: Final answer
    x = 142,255.60

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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.