Home / 248,201.76-342,725.28-230,191.84

Finding the Fourth Proportional to 248,201.76, 342,725.28 and 230,191.84

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Solution

The fourth proportional to 248,201.76, 342,725.28 and 230,191.84 is: 317,856.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,201.76 : 342,725.28 = 230,191.84 : x
  2. Step 2: Convert to fraction form
    248,201.76/342,725.28 = 230,191.84/x
  3. Step 3: Cross multiply
    248,201.76x = 342,725.28 × 230,191.84
  4. Step 4: Simplify right side
    248,201.76x = 78,892,562,817.72
  5. Step 5: Solve for x
    x = 78,892,562,817.72/248,201.76
  6. Step 6: Final answer
    x = 317,856.58

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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.