Home / 228,106.73-314,770.46-126,133.54

Finding the Fourth Proportional to 228,106.73, 314,770.46 and 126,133.54

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Solution

The fourth proportional to 228,106.73, 314,770.46 and 126,133.54 is: 174,054.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,106.73 : 314,770.46 = 126,133.54 : x
  2. Step 2: Convert to fraction form
    228,106.73/314,770.46 = 126,133.54/x
  3. Step 3: Cross multiply
    228,106.73x = 314,770.46 × 126,133.54
  4. Step 4: Simplify right side
    228,106.73x = 39,703,110,989.63
  5. Step 5: Solve for x
    x = 39,703,110,989.63/228,106.73
  6. Step 6: Final answer
    x = 174,054.97

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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.