Home / 211,104.96-291,325.28-114,309.84

Finding the Fourth Proportional to 211,104.96, 291,325.28 and 114,309.84

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Solution

The fourth proportional to 211,104.96, 291,325.28 and 114,309.84 is: 157,747.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,104.96 : 291,325.28 = 114,309.84 : x
  2. Step 2: Convert to fraction form
    211,104.96/291,325.28 = 114,309.84/x
  3. Step 3: Cross multiply
    211,104.96x = 291,325.28 × 114,309.84
  4. Step 4: Simplify right side
    211,104.96x = 33,301,346,144.76
  5. Step 5: Solve for x
    x = 33,301,346,144.76/211,104.96
  6. Step 6: Final answer
    x = 157,747.81

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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.