Home / 43,566.06-65,349.18-11,976.54

Finding the Fourth Proportional to 43,566.06, 65,349.18 and 11,976.54

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Solution

The fourth proportional to 43,566.06, 65,349.18 and 11,976.54 is: 17,964.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,566.06 : 65,349.18 = 11,976.54 : x
  2. Step 2: Convert to fraction form
    43,566.06/65,349.18 = 11,976.54/x
  3. Step 3: Cross multiply
    43,566.06x = 65,349.18 × 11,976.54
  4. Step 4: Simplify right side
    43,566.06x = 782,657,068.24
  5. Step 5: Solve for x
    x = 782,657,068.24/43,566.06
  6. Step 6: Final answer
    x = 17,964.83

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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.