Home / 248,895.40-372,932.70-143,530.60

Finding the Fourth Proportional to 248,895.40, 372,932.70 and 143,530.60

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Solution

The fourth proportional to 248,895.40, 372,932.70 and 143,530.60 is: 215,059.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,895.40 : 372,932.70 = 143,530.60 : x
  2. Step 2: Convert to fraction form
    248,895.40/372,932.70 = 143,530.60/x
  3. Step 3: Cross multiply
    248,895.40x = 372,932.70 × 143,530.60
  4. Step 4: Simplify right side
    248,895.40x = 53,527,254,190.62
  5. Step 5: Solve for x
    x = 53,527,254,190.62/248,895.40
  6. Step 6: Final answer
    x = 215,059.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.