Home / 212,422.03-293,170.40-127,544.56

Finding the Fourth Proportional to 212,422.03, 293,170.40 and 127,544.56

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Solution

The fourth proportional to 212,422.03, 293,170.40 and 127,544.56 is: 176,028.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,422.03 : 293,170.40 = 127,544.56 : x
  2. Step 2: Convert to fraction form
    212,422.03/293,170.40 = 127,544.56/x
  3. Step 3: Cross multiply
    212,422.03x = 293,170.40 × 127,544.56
  4. Step 4: Simplify right side
    212,422.03x = 37,392,289,673.02
  5. Step 5: Solve for x
    x = 37,392,289,673.02/212,422.03
  6. Step 6: Final answer
    x = 176,028.30

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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.