Home / 187,124.27-258,231.42-101,083.23

Finding the Fourth Proportional to 187,124.27, 258,231.42 and 101,083.23

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Solution

The fourth proportional to 187,124.27, 258,231.42 and 101,083.23 is: 139,494.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,124.27 : 258,231.42 = 101,083.23 : x
  2. Step 2: Convert to fraction form
    187,124.27/258,231.42 = 101,083.23/x
  3. Step 3: Cross multiply
    187,124.27x = 258,231.42 × 101,083.23
  4. Step 4: Simplify right side
    187,124.27x = 26,102,866,021.09
  5. Step 5: Solve for x
    x = 26,102,866,021.09/187,124.27
  6. Step 6: Final answer
    x = 139,494.82

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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.