Home / 227,218.44-313,510.93-130,416.35

Finding the Fourth Proportional to 227,218.44, 313,510.93 and 130,416.35

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Solution

The fourth proportional to 227,218.44, 313,510.93 and 130,416.35 is: 179,945.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,218.44 : 313,510.93 = 130,416.35 : x
  2. Step 2: Convert to fraction form
    227,218.44/313,510.93 = 130,416.35/x
  3. Step 3: Cross multiply
    227,218.44x = 313,510.93 × 130,416.35
  4. Step 4: Simplify right side
    227,218.44x = 40,886,951,633.44
  5. Step 5: Solve for x
    x = 40,886,951,633.44/227,218.44
  6. Step 6: Final answer
    x = 179,945.57

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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.