Home / 227,272.75-340,958.34-87,031.38

Finding the Fourth Proportional to 227,272.75, 340,958.34 and 87,031.38

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Solution

The fourth proportional to 227,272.75, 340,958.34 and 87,031.38 is: 130,565.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,272.75 : 340,958.34 = 87,031.38 : x
  2. Step 2: Convert to fraction form
    227,272.75/340,958.34 = 87,031.38/x
  3. Step 3: Cross multiply
    227,272.75x = 340,958.34 × 87,031.38
  4. Step 4: Simplify right side
    227,272.75x = 29,674,074,852.71
  5. Step 5: Solve for x
    x = 29,674,074,852.71/227,272.75
  6. Step 6: Final answer
    x = 130,565.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.