Home / 213,187.40-294,190.88-117,692.04

Finding the Fourth Proportional to 213,187.40, 294,190.88 and 117,692.04

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Solution

The fourth proportional to 213,187.40, 294,190.88 and 117,692.04 is: 162,410.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,187.40 : 294,190.88 = 117,692.04 : x
  2. Step 2: Convert to fraction form
    213,187.40/294,190.88 = 117,692.04/x
  3. Step 3: Cross multiply
    213,187.40x = 294,190.88 × 117,692.04
  4. Step 4: Simplify right side
    213,187.40x = 34,623,924,816.60
  5. Step 5: Solve for x
    x = 34,623,924,816.60/213,187.40
  6. Step 6: Final answer
    x = 162,410.75

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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.