Home / 248,917.88-343,532.59-153,422.12

Finding the Fourth Proportional to 248,917.88, 343,532.59 and 153,422.12

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Solution

The fourth proportional to 248,917.88, 343,532.59 and 153,422.12 is: 211,738.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,917.88 : 343,532.59 = 153,422.12 : x
  2. Step 2: Convert to fraction form
    248,917.88/343,532.59 = 153,422.12/x
  3. Step 3: Cross multiply
    248,917.88x = 343,532.59 × 153,422.12
  4. Step 4: Simplify right side
    248,917.88x = 52,705,498,246.89
  5. Step 5: Solve for x
    x = 52,705,498,246.89/248,917.88
  6. Step 6: Final answer
    x = 211,738.50

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1.5x scale

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.