Home / 248,964.45-343,569.31-141,534.51

Finding the Fourth Proportional to 248,964.45, 343,569.31 and 141,534.51

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Solution

The fourth proportional to 248,964.45, 343,569.31 and 141,534.51 is: 195,316.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,964.45 : 343,569.31 = 141,534.51 : x
  2. Step 2: Convert to fraction form
    248,964.45/343,569.31 = 141,534.51/x
  3. Step 3: Cross multiply
    248,964.45x = 343,569.31 × 141,534.51
  4. Step 4: Simplify right side
    248,964.45x = 48,626,913,941.89
  5. Step 5: Solve for x
    x = 48,626,913,941.89/248,964.45
  6. Step 6: Final answer
    x = 195,316.70

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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.