Home / 126,300.75-174,295.04-69,712.13

Finding the Fourth Proportional to 126,300.75, 174,295.04 and 69,712.13

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Solution

The fourth proportional to 126,300.75, 174,295.04 and 69,712.13 is: 96,202.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,300.75 : 174,295.04 = 69,712.13 : x
  2. Step 2: Convert to fraction form
    126,300.75/174,295.04 = 69,712.13/x
  3. Step 3: Cross multiply
    126,300.75x = 174,295.04 × 69,712.13
  4. Step 4: Simplify right side
    126,300.75x = 12,150,477,266.80
  5. Step 5: Solve for x
    x = 12,150,477,266.80/126,300.75
  6. Step 6: Final answer
    x = 96,202.73

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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.