Home / 228,909.70-343,692.60-173,141.20

Finding the Fourth Proportional to 228,909.70, 343,692.60 and 173,141.20

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Solution

The fourth proportional to 228,909.70, 343,692.60 and 173,141.20 is: 259,959.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,909.70 : 343,692.60 = 173,141.20 : x
  2. Step 2: Convert to fraction form
    228,909.70/343,692.60 = 173,141.20/x
  3. Step 3: Cross multiply
    228,909.70x = 343,692.60 × 173,141.20
  4. Step 4: Simplify right side
    228,909.70x = 59,507,349,195.12
  5. Step 5: Solve for x
    x = 59,507,349,195.12/228,909.70
  6. Step 6: Final answer
    x = 259,959.93

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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.