Home / 187,824.24-259,218.72-107,263.20

Finding the Fourth Proportional to 187,824.24, 259,218.72 and 107,263.20

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Solution

The fourth proportional to 187,824.24, 259,218.72 and 107,263.20 is: 148,035.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,824.24 : 259,218.72 = 107,263.20 : x
  2. Step 2: Convert to fraction form
    187,824.24/259,218.72 = 107,263.20/x
  3. Step 3: Cross multiply
    187,824.24x = 259,218.72 × 107,263.20
  4. Step 4: Simplify right side
    187,824.24x = 27,804,629,407.10
  5. Step 5: Solve for x
    x = 27,804,629,407.10/187,824.24
  6. Step 6: Final answer
    x = 148,035.36

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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.