Home / 211,166.29-291,175.98-134,564.05

Finding the Fourth Proportional to 211,166.29, 291,175.98 and 134,564.05

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Solution

The fourth proportional to 211,166.29, 291,175.98 and 134,564.05 is: 185,549.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,166.29 : 291,175.98 = 134,564.05 : x
  2. Step 2: Convert to fraction form
    211,166.29/291,175.98 = 134,564.05/x
  3. Step 3: Cross multiply
    211,166.29x = 291,175.98 × 134,564.05
  4. Step 4: Simplify right side
    211,166.29x = 39,181,819,131.52
  5. Step 5: Solve for x
    x = 39,181,819,131.52/211,166.29
  6. Step 6: Final answer
    x = 185,549.59

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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.