Home / 226,538.17-312,623.82-124,570.20

Finding the Fourth Proportional to 226,538.17, 312,623.82 and 124,570.20

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Solution

The fourth proportional to 226,538.17, 312,623.82 and 124,570.20 is: 171,907.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,538.17 : 312,623.82 = 124,570.20 : x
  2. Step 2: Convert to fraction form
    226,538.17/312,623.82 = 124,570.20/x
  3. Step 3: Cross multiply
    226,538.17x = 312,623.82 × 124,570.20
  4. Step 4: Simplify right side
    226,538.17x = 38,943,612,954.50
  5. Step 5: Solve for x
    x = 38,943,612,954.50/226,538.17
  6. Step 6: Final answer
    x = 171,907.51

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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.