Home / 211,563.09-291,957.21-116,075.03

Finding the Fourth Proportional to 211,563.09, 291,957.21 and 116,075.03

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Solution

The fourth proportional to 211,563.09, 291,957.21 and 116,075.03 is: 160,183.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,563.09 : 291,957.21 = 116,075.03 : x
  2. Step 2: Convert to fraction form
    211,563.09/291,957.21 = 116,075.03/x
  3. Step 3: Cross multiply
    211,563.09x = 291,957.21 × 116,075.03
  4. Step 4: Simplify right side
    211,563.09x = 33,888,940,449.68
  5. Step 5: Solve for x
    x = 33,888,940,449.68/211,563.09
  6. Step 6: Final answer
    x = 160,183.61

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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.