Home / 187,822.98-259,195.22-101,784.36

Finding the Fourth Proportional to 187,822.98, 259,195.22 and 101,784.36

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Solution

The fourth proportional to 187,822.98, 259,195.22 and 101,784.36 is: 140,462.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,822.98 : 259,195.22 = 101,784.36 : x
  2. Step 2: Convert to fraction form
    187,822.98/259,195.22 = 101,784.36/x
  3. Step 3: Cross multiply
    187,822.98x = 259,195.22 × 101,784.36
  4. Step 4: Simplify right side
    187,822.98x = 26,382,019,073.84
  5. Step 5: Solve for x
    x = 26,382,019,073.84/187,822.98
  6. Step 6: Final answer
    x = 140,462.15

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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.