Home / 126,172.92-174,118.68-69,587.94

Finding the Fourth Proportional to 126,172.92, 174,118.68 and 69,587.94

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Solution

The fourth proportional to 126,172.92, 174,118.68 and 69,587.94 is: 96,031.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,172.92 : 174,118.68 = 69,587.94 : x
  2. Step 2: Convert to fraction form
    126,172.92/174,118.68 = 69,587.94/x
  3. Step 3: Cross multiply
    126,172.92x = 174,118.68 × 69,587.94
  4. Step 4: Simplify right side
    126,172.92x = 12,116,560,256.72
  5. Step 5: Solve for x
    x = 12,116,560,256.72/126,172.92
  6. Step 6: Final answer
    x = 96,031.38

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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.