Home / 248,845.16-343,406.31-141,415.40

Finding the Fourth Proportional to 248,845.16, 343,406.31 and 141,415.40

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Solution

The fourth proportional to 248,845.16, 343,406.31 and 141,415.40 is: 195,153.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,845.16 : 343,406.31 = 141,415.40 : x
  2. Step 2: Convert to fraction form
    248,845.16/343,406.31 = 141,415.40/x
  3. Step 3: Cross multiply
    248,845.16x = 343,406.31 × 141,415.40
  4. Step 4: Simplify right side
    248,845.16x = 48,562,940,691.17
  5. Step 5: Solve for x
    x = 48,562,940,691.17/248,845.16
  6. Step 6: Final answer
    x = 195,153.25

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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.