Home / 227,764.38-314,241.75-127,142.94

Finding the Fourth Proportional to 227,764.38, 314,241.75 and 127,142.94

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Solution

The fourth proportional to 227,764.38, 314,241.75 and 127,142.94 is: 175,416.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,764.38 : 314,241.75 = 127,142.94 : x
  2. Step 2: Convert to fraction form
    227,764.38/314,241.75 = 127,142.94/x
  3. Step 3: Cross multiply
    227,764.38x = 314,241.75 × 127,142.94
  4. Step 4: Simplify right side
    227,764.38x = 39,953,619,965.75
  5. Step 5: Solve for x
    x = 39,953,619,965.75/227,764.38
  6. Step 6: Final answer
    x = 175,416.45

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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.