Home / 236,969.25-355,466.84-70,770.21

Finding the Fourth Proportional to 236,969.25, 355,466.84 and 70,770.21

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Solution

The fourth proportional to 236,969.25, 355,466.84 and 70,770.21 is: 106,159.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,969.25 : 355,466.84 = 70,770.21 : x
  2. Step 2: Convert to fraction form
    236,969.25/355,466.84 = 70,770.21/x
  3. Step 3: Cross multiply
    236,969.25x = 355,466.84 × 70,770.21
  4. Step 4: Simplify right side
    236,969.25x = 25,156,462,560.99
  5. Step 5: Solve for x
    x = 25,156,462,560.99/236,969.25
  6. Step 6: Final answer
    x = 106,159.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.