Home / 248,971.71-343,579.32-141,541.77

Finding the Fourth Proportional to 248,971.71, 343,579.32 and 141,541.77

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Solution

The fourth proportional to 248,971.71, 343,579.32 and 141,541.77 is: 195,326.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,971.71 : 343,579.32 = 141,541.77 : x
  2. Step 2: Convert to fraction form
    248,971.71/343,579.32 = 141,541.77/x
  3. Step 3: Cross multiply
    248,971.71x = 343,579.32 × 141,541.77
  4. Step 4: Simplify right side
    248,971.71x = 48,630,825,088.20
  5. Step 5: Solve for x
    x = 48,630,825,088.20/248,971.71
  6. Step 6: Final answer
    x = 195,326.71

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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.