Home / 248,659.46-343,148.15-146,685.11

Finding the Fourth Proportional to 248,659.46, 343,148.15 and 146,685.11

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Solution

The fourth proportional to 248,659.46, 343,148.15 and 146,685.11 is: 202,424.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,659.46 : 343,148.15 = 146,685.11 : x
  2. Step 2: Convert to fraction form
    248,659.46/343,148.15 = 146,685.11/x
  3. Step 3: Cross multiply
    248,659.46x = 343,148.15 × 146,685.11
  4. Step 4: Simplify right side
    248,659.46x = 50,334,721,679.88
  5. Step 5: Solve for x
    x = 50,334,721,679.88/248,659.46
  6. Step 6: Final answer
    x = 202,424.32

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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.