Home / 306,962.46-423,620.95-170,996.36

Finding the Fourth Proportional to 306,962.46, 423,620.95 and 170,996.36

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Solution

The fourth proportional to 306,962.46, 423,620.95 and 170,996.36 is: 235,982.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,962.46 : 423,620.95 = 170,996.36 : x
  2. Step 2: Convert to fraction form
    306,962.46/423,620.95 = 170,996.36/x
  3. Step 3: Cross multiply
    306,962.46x = 423,620.95 × 170,996.36
  4. Step 4: Simplify right side
    306,962.46x = 72,437,640,469.74
  5. Step 5: Solve for x
    x = 72,437,640,469.74/306,962.46
  6. Step 6: Final answer
    x = 235,982.08

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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.