Home / 147,976.88-221,967.37-48,137.60

Finding the Fourth Proportional to 147,976.88, 221,967.37 and 48,137.60

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Solution

The fourth proportional to 147,976.88, 221,967.37 and 48,137.60 is: 72,207.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,976.88 : 221,967.37 = 48,137.60 : x
  2. Step 2: Convert to fraction form
    147,976.88/221,967.37 = 48,137.60/x
  3. Step 3: Cross multiply
    147,976.88x = 221,967.37 × 48,137.60
  4. Step 4: Simplify right side
    147,976.88x = 10,684,975,836.64
  5. Step 5: Solve for x
    x = 10,684,975,836.64/147,976.88
  6. Step 6: Final answer
    x = 72,207.06

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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.