Home / 126,295.81-174,120.74-104,704.04

Finding the Fourth Proportional to 126,295.81, 174,120.74 and 104,704.04

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Solution

The fourth proportional to 126,295.81, 174,120.74 and 104,704.04 is: 144,352.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,295.81 : 174,120.74 = 104,704.04 : x
  2. Step 2: Convert to fraction form
    126,295.81/174,120.74 = 104,704.04/x
  3. Step 3: Cross multiply
    126,295.81x = 174,120.74 × 104,704.04
  4. Step 4: Simplify right side
    126,295.81x = 18,231,145,230.21
  5. Step 5: Solve for x
    x = 18,231,145,230.21/126,295.81
  6. Step 6: Final answer
    x = 144,352.73

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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.