Home / 211,556.55-291,955.61-116,066.01

Finding the Fourth Proportional to 211,556.55, 291,955.61 and 116,066.01

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Solution

The fourth proportional to 211,556.55, 291,955.61 and 116,066.01 is: 160,175.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,556.55 : 291,955.61 = 116,066.01 : x
  2. Step 2: Convert to fraction form
    211,556.55/291,955.61 = 116,066.01/x
  3. Step 3: Cross multiply
    211,556.55x = 291,955.61 × 116,066.01
  4. Step 4: Simplify right side
    211,556.55x = 33,886,122,749.82
  5. Step 5: Solve for x
    x = 33,886,122,749.82/211,556.55
  6. Step 6: Final answer
    x = 160,175.25

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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.