Home / 141,252.92-194,880.74-80,801.54

Finding the Fourth Proportional to 141,252.92, 194,880.74 and 80,801.54

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Solution

The fourth proportional to 141,252.92, 194,880.74 and 80,801.54 is: 111,478.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,252.92 : 194,880.74 = 80,801.54 : x
  2. Step 2: Convert to fraction form
    141,252.92/194,880.74 = 80,801.54/x
  3. Step 3: Cross multiply
    141,252.92x = 194,880.74 × 80,801.54
  4. Step 4: Simplify right side
    141,252.92x = 15,746,663,908.34
  5. Step 5: Solve for x
    x = 15,746,663,908.34/141,252.92
  6. Step 6: Final answer
    x = 111,478.50

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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.