Home / 173,126.28-238,763.70-122,048.90

Finding the Fourth Proportional to 173,126.28, 238,763.70 and 122,048.90

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Solution

The fourth proportional to 173,126.28, 238,763.70 and 122,048.90 is: 168,321.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,126.28 : 238,763.70 = 122,048.90 : x
  2. Step 2: Convert to fraction form
    173,126.28/238,763.70 = 122,048.90/x
  3. Step 3: Cross multiply
    173,126.28x = 238,763.70 × 122,048.90
  4. Step 4: Simplify right side
    173,126.28x = 29,140,846,944.93
  5. Step 5: Solve for x
    x = 29,140,846,944.93/173,126.28
  6. Step 6: Final answer
    x = 168,321.34

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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.