Home / 237,640.69-327,943.96-130,217.41

Finding the Fourth Proportional to 237,640.69, 327,943.96 and 130,217.41

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Solution

The fourth proportional to 237,640.69, 327,943.96 and 130,217.41 is: 179,699.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,640.69 : 327,943.96 = 130,217.41 : x
  2. Step 2: Convert to fraction form
    237,640.69/327,943.96 = 130,217.41/x
  3. Step 3: Cross multiply
    237,640.69x = 327,943.96 × 130,217.41
  4. Step 4: Simplify right side
    237,640.69x = 42,704,013,096.34
  5. Step 5: Solve for x
    x = 42,704,013,096.34/237,640.69
  6. Step 6: Final answer
    x = 179,699.92

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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.