Home / 213,989.76-295,401.24-141,436.35

Finding the Fourth Proportional to 213,989.76, 295,401.24 and 141,436.35

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Solution

The fourth proportional to 213,989.76, 295,401.24 and 141,436.35 is: 195,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,989.76 : 295,401.24 = 141,436.35 : x
  2. Step 2: Convert to fraction form
    213,989.76/295,401.24 = 141,436.35/x
  3. Step 3: Cross multiply
    213,989.76x = 295,401.24 × 141,436.35
  4. Step 4: Simplify right side
    213,989.76x = 41,780,473,171.07
  5. Step 5: Solve for x
    x = 41,780,473,171.07/213,989.76
  6. Step 6: Final answer
    x = 195,245.20

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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.