Home / 91,838.54-126,704.60-60,025.80

Finding the Fourth Proportional to 91,838.54, 126,704.60 and 60,025.80

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Solution

The fourth proportional to 91,838.54, 126,704.60 and 60,025.80 is: 82,814.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,838.54 : 126,704.60 = 60,025.80 : x
  2. Step 2: Convert to fraction form
    91,838.54/126,704.60 = 60,025.80/x
  3. Step 3: Cross multiply
    91,838.54x = 126,704.60 × 60,025.80
  4. Step 4: Simplify right side
    91,838.54x = 7,605,544,978.68
  5. Step 5: Solve for x
    x = 7,605,544,978.68/91,838.54
  6. Step 6: Final answer
    x = 82,814.31

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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.