Home / 248,664.72-343,158.08-141,235.64

Finding the Fourth Proportional to 248,664.72, 343,158.08 and 141,235.64

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Solution

The fourth proportional to 248,664.72, 343,158.08 and 141,235.64 is: 194,905.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,664.72 : 343,158.08 = 141,235.64 : x
  2. Step 2: Convert to fraction form
    248,664.72/343,158.08 = 141,235.64/x
  3. Step 3: Cross multiply
    248,664.72x = 343,158.08 × 141,235.64
  4. Step 4: Simplify right side
    248,664.72x = 48,466,148,628.00
  5. Step 5: Solve for x
    x = 48,466,148,628.00/248,664.72
  6. Step 6: Final answer
    x = 194,905.61

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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.