Home / 213,517.42-294,654.10-116,721.70

Finding the Fourth Proportional to 213,517.42, 294,654.10 and 116,721.70

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Solution

The fourth proportional to 213,517.42, 294,654.10 and 116,721.70 is: 161,075.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,517.42 : 294,654.10 = 116,721.70 : x
  2. Step 2: Convert to fraction form
    213,517.42/294,654.10 = 116,721.70/x
  3. Step 3: Cross multiply
    213,517.42x = 294,654.10 × 116,721.70
  4. Step 4: Simplify right side
    213,517.42x = 34,392,525,990.70
  5. Step 5: Solve for x
    x = 34,392,525,990.70/213,517.42
  6. Step 6: Final answer
    x = 161,075.98

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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.