Home / 211,048.93-291,236.34-115,537.24

Finding the Fourth Proportional to 211,048.93, 291,236.34 and 115,537.24

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Solution

The fourth proportional to 211,048.93, 291,236.34 and 115,537.24 is: 159,435.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,048.93 : 291,236.34 = 115,537.24 : x
  2. Step 2: Convert to fraction form
    211,048.93/291,236.34 = 115,537.24/x
  3. Step 3: Cross multiply
    211,048.93x = 291,236.34 × 115,537.24
  4. Step 4: Simplify right side
    211,048.93x = 33,648,642,911.30
  5. Step 5: Solve for x
    x = 33,648,642,911.30/211,048.93
  6. Step 6: Final answer
    x = 159,435.27

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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.