Home / 284,879.07-427,160.91-116,517.60

Finding the Fourth Proportional to 284,879.07, 427,160.91 and 116,517.60

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Solution

The fourth proportional to 284,879.07, 427,160.91 and 116,517.60 is: 174,711.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,879.07 : 427,160.91 = 116,517.60 : x
  2. Step 2: Convert to fraction form
    284,879.07/427,160.91 = 116,517.60/x
  3. Step 3: Cross multiply
    284,879.07x = 427,160.91 × 116,517.60
  4. Step 4: Simplify right side
    284,879.07x = 49,771,764,047.02
  5. Step 5: Solve for x
    x = 49,771,764,047.02/284,879.07
  6. Step 6: Final answer
    x = 174,711.90

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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.