Home / 209,058.96-288,501.84-113,563.56

Finding the Fourth Proportional to 209,058.96, 288,501.84 and 113,563.56

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Solution

The fourth proportional to 209,058.96, 288,501.84 and 113,563.56 is: 156,717.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,058.96 : 288,501.84 = 113,563.56 : x
  2. Step 2: Convert to fraction form
    209,058.96/288,501.84 = 113,563.56/x
  3. Step 3: Cross multiply
    209,058.96x = 288,501.84 × 113,563.56
  4. Step 4: Simplify right side
    209,058.96x = 32,763,296,016.95
  5. Step 5: Solve for x
    x = 32,763,296,016.95/209,058.96
  6. Step 6: Final answer
    x = 156,717.97

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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.