Home / 307,194.66-423,930.60-171,237.24

Finding the Fourth Proportional to 307,194.66, 423,930.60 and 171,237.24

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Solution

The fourth proportional to 307,194.66, 423,930.60 and 171,237.24 is: 236,308.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,194.66 : 423,930.60 = 171,237.24 : x
  2. Step 2: Convert to fraction form
    307,194.66/423,930.60 = 171,237.24/x
  3. Step 3: Cross multiply
    307,194.66x = 423,930.60 × 171,237.24
  4. Step 4: Simplify right side
    307,194.66x = 72,592,705,895.54
  5. Step 5: Solve for x
    x = 72,592,705,895.54/307,194.66
  6. Step 6: Final answer
    x = 236,308.49

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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.