Home / 126,806.81-174,991.23-70,216.97

Finding the Fourth Proportional to 126,806.81, 174,991.23 and 70,216.97

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Solution

The fourth proportional to 126,806.81, 174,991.23 and 70,216.97 is: 96,898.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,806.81 : 174,991.23 = 70,216.97 : x
  2. Step 2: Convert to fraction form
    126,806.81/174,991.23 = 70,216.97/x
  3. Step 3: Cross multiply
    126,806.81x = 174,991.23 × 70,216.97
  4. Step 4: Simplify right side
    126,806.81x = 12,287,353,072.22
  5. Step 5: Solve for x
    x = 12,287,353,072.22/126,806.81
  6. Step 6: Final answer
    x = 96,898.22

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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.