Home / 209,058.22-288,588.66-141,167.14

Finding the Fourth Proportional to 209,058.22, 288,588.66 and 141,167.14

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Solution

The fourth proportional to 209,058.22, 288,588.66 and 141,167.14 is: 194,870.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,058.22 : 288,588.66 = 141,167.14 : x
  2. Step 2: Convert to fraction form
    209,058.22/288,588.66 = 141,167.14/x
  3. Step 3: Cross multiply
    209,058.22x = 288,588.66 × 141,167.14
  4. Step 4: Simplify right side
    209,058.22x = 40,739,235,768.63
  5. Step 5: Solve for x
    x = 40,739,235,768.63/209,058.22
  6. Step 6: Final answer
    x = 194,870.29

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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.