Home / 43,550.65-65,400.50-26,782.10

Finding the Fourth Proportional to 43,550.65, 65,400.50 and 26,782.10

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Solution

The fourth proportional to 43,550.65, 65,400.50 and 26,782.10 is: 40,218.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,550.65 : 65,400.50 = 26,782.10 : x
  2. Step 2: Convert to fraction form
    43,550.65/65,400.50 = 26,782.10/x
  3. Step 3: Cross multiply
    43,550.65x = 65,400.50 × 26,782.10
  4. Step 4: Simplify right side
    43,550.65x = 1,751,562,731.05
  5. Step 5: Solve for x
    x = 1,751,562,731.05/43,550.65
  6. Step 6: Final answer
    x = 40,218.98

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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.