Home / 174,940.10-262,021.35-143,836.10

Finding the Fourth Proportional to 174,940.10, 262,021.35 and 143,836.10

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Solution

The fourth proportional to 174,940.10, 262,021.35 and 143,836.10 is: 215,434.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,940.10 : 262,021.35 = 143,836.10 : x
  2. Step 2: Convert to fraction form
    174,940.10/262,021.35 = 143,836.10/x
  3. Step 3: Cross multiply
    174,940.10x = 262,021.35 × 143,836.10
  4. Step 4: Simplify right side
    174,940.10x = 37,688,129,100.74
  5. Step 5: Solve for x
    x = 37,688,129,100.74/174,940.10
  6. Step 6: Final answer
    x = 215,434.48

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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.