Home / 227,728.36-314,265.18-127,126.36

Finding the Fourth Proportional to 227,728.36, 314,265.18 and 127,126.36

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Solution

The fourth proportional to 227,728.36, 314,265.18 and 127,126.36 is: 175,434.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,728.36 : 314,265.18 = 127,126.36 : x
  2. Step 2: Convert to fraction form
    227,728.36/314,265.18 = 127,126.36/x
  3. Step 3: Cross multiply
    227,728.36x = 314,265.18 × 127,126.36
  4. Step 4: Simplify right side
    227,728.36x = 39,951,388,408.14
  5. Step 5: Solve for x
    x = 39,951,388,408.14/227,728.36
  6. Step 6: Final answer
    x = 175,434.40

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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.