Home / 237,231.41-355,618.50-87,389.79

Finding the Fourth Proportional to 237,231.41, 355,618.50 and 87,389.79

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Solution

The fourth proportional to 237,231.41, 355,618.50 and 87,389.79 is: 131,000.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,231.41 : 355,618.50 = 87,389.79 : x
  2. Step 2: Convert to fraction form
    237,231.41/355,618.50 = 87,389.79/x
  3. Step 3: Cross multiply
    237,231.41x = 355,618.50 × 87,389.79
  4. Step 4: Simplify right side
    237,231.41x = 31,077,424,865.40
  5. Step 5: Solve for x
    x = 31,077,424,865.40/237,231.41
  6. Step 6: Final answer
    x = 131,000.47

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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.