Home / 301,140.24-415,570.70-165,171.40

Finding the Fourth Proportional to 301,140.24, 415,570.70 and 165,171.40

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Solution

The fourth proportional to 301,140.24, 415,570.70 and 165,171.40 is: 227,934.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,140.24 : 415,570.70 = 165,171.40 : x
  2. Step 2: Convert to fraction form
    301,140.24/415,570.70 = 165,171.40/x
  3. Step 3: Cross multiply
    301,140.24x = 415,570.70 × 165,171.40
  4. Step 4: Simplify right side
    301,140.24x = 68,640,394,317.98
  5. Step 5: Solve for x
    x = 68,640,394,317.98/301,140.24
  6. Step 6: Final answer
    x = 227,934.98

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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.