Home / 211,290.32-291,412.68-179,564.24

Finding the Fourth Proportional to 211,290.32, 291,412.68 and 179,564.24

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Solution

The fourth proportional to 211,290.32, 291,412.68 and 179,564.24 is: 247,655.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,290.32 : 291,412.68 = 179,564.24 : x
  2. Step 2: Convert to fraction form
    211,290.32/291,412.68 = 179,564.24/x
  3. Step 3: Cross multiply
    211,290.32x = 291,412.68 × 179,564.24
  4. Step 4: Simplify right side
    211,290.32x = 52,327,296,410.56
  5. Step 5: Solve for x
    x = 52,327,296,410.56/211,290.32
  6. Step 6: Final answer
    x = 247,655.91

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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.