Home / 226,393.98-312,403.29-124,418.22

Finding the Fourth Proportional to 226,393.98, 312,403.29 and 124,418.22

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Solution

The fourth proportional to 226,393.98, 312,403.29 and 124,418.22 is: 171,685.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,393.98 : 312,403.29 = 124,418.22 : x
  2. Step 2: Convert to fraction form
    226,393.98/312,403.29 = 124,418.22/x
  3. Step 3: Cross multiply
    226,393.98x = 312,403.29 × 124,418.22
  4. Step 4: Simplify right side
    226,393.98x = 38,868,661,263.94
  5. Step 5: Solve for x
    x = 38,868,661,263.94/226,393.98
  6. Step 6: Final answer
    x = 171,685.93

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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.