Home / 48,194.20-72,356.10-30,698.20

Finding the Fourth Proportional to 48,194.20, 72,356.10 and 30,698.20

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Solution

The fourth proportional to 48,194.20, 72,356.10 and 30,698.20 is: 46,088.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,194.20 : 72,356.10 = 30,698.20 : x
  2. Step 2: Convert to fraction form
    48,194.20/72,356.10 = 30,698.20/x
  3. Step 3: Cross multiply
    48,194.20x = 72,356.10 × 30,698.20
  4. Step 4: Simplify right side
    48,194.20x = 2,221,202,029.02
  5. Step 5: Solve for x
    x = 2,221,202,029.02/48,194.20
  6. Step 6: Final answer
    x = 46,088.58

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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.