Home / 248,851.58-343,400.38-141,406.70

Finding the Fourth Proportional to 248,851.58, 343,400.38 and 141,406.70

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Solution

The fourth proportional to 248,851.58, 343,400.38 and 141,406.70 is: 195,132.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,851.58 : 343,400.38 = 141,406.70 : x
  2. Step 2: Convert to fraction form
    248,851.58/343,400.38 = 141,406.70/x
  3. Step 3: Cross multiply
    248,851.58x = 343,400.38 × 141,406.70
  4. Step 4: Simplify right side
    248,851.58x = 48,559,112,444.03
  5. Step 5: Solve for x
    x = 48,559,112,444.03/248,851.58
  6. Step 6: Final answer
    x = 195,132.83

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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.