Home / 227,273.18-340,959-87,031.82

Finding the Fourth Proportional to 227,273.18, 340,959 and 87,031.82

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Solution

The fourth proportional to 227,273.18, 340,959 and 87,031.82 is: 130,566.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,273.18 : 340,959 = 87,031.82 : x
  2. Step 2: Convert to fraction form
    227,273.18/340,959 = 87,031.82/x
  3. Step 3: Cross multiply
    227,273.18x = 340,959 × 87,031.82
  4. Step 4: Simplify right side
    227,273.18x = 29,674,282,315.38
  5. Step 5: Solve for x
    x = 29,674,282,315.38/227,273.18
  6. Step 6: Final answer
    x = 130,566.58

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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.