Home / 199,481.04-298,963.03-81,014.76

Finding the Fourth Proportional to 199,481.04, 298,963.03 and 81,014.76

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Solution

The fourth proportional to 199,481.04, 298,963.03 and 81,014.76 is: 121,417.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,481.04 : 298,963.03 = 81,014.76 : x
  2. Step 2: Convert to fraction form
    199,481.04/298,963.03 = 81,014.76/x
  3. Step 3: Cross multiply
    199,481.04x = 298,963.03 × 81,014.76
  4. Step 4: Simplify right side
    199,481.04x = 24,220,418,124.32
  5. Step 5: Solve for x
    x = 24,220,418,124.32/199,481.04
  6. Step 6: Final answer
    x = 121,417.14

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1.5x scale

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.