Home / 106,420.03-159,630.04-36,299.95

Finding the Fourth Proportional to 106,420.03, 159,630.04 and 36,299.95

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Solution

The fourth proportional to 106,420.03, 159,630.04 and 36,299.95 is: 54,449.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,420.03 : 159,630.04 = 36,299.95 : x
  2. Step 2: Convert to fraction form
    106,420.03/159,630.04 = 36,299.95/x
  3. Step 3: Cross multiply
    106,420.03x = 159,630.04 × 36,299.95
  4. Step 4: Simplify right side
    106,420.03x = 5,794,562,116.80
  5. Step 5: Solve for x
    x = 5,794,562,116.80/106,420.03
  6. Step 6: Final answer
    x = 54,449.92

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1.5x scale

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.