Home / 248,965.45-343,570.69-141,535.51

Finding the Fourth Proportional to 248,965.45, 343,570.69 and 141,535.51

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Solution

The fourth proportional to 248,965.45, 343,570.69 and 141,535.51 is: 195,318.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,965.45 : 343,570.69 = 141,535.51 : x
  2. Step 2: Convert to fraction form
    248,965.45/343,570.69 = 141,535.51/x
  3. Step 3: Cross multiply
    248,965.45x = 343,570.69 × 141,535.51
  4. Step 4: Simplify right side
    248,965.45x = 48,627,452,830.20
  5. Step 5: Solve for x
    x = 48,627,452,830.20/248,965.45
  6. Step 6: Final answer
    x = 195,318.08

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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.