Home / 233,692.40-349,732.20-140,265.20

Finding the Fourth Proportional to 233,692.40, 349,732.20 and 140,265.20

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Solution

The fourth proportional to 233,692.40, 349,732.20 and 140,265.20 is: 209,913.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,692.40 : 349,732.20 = 140,265.20 : x
  2. Step 2: Convert to fraction form
    233,692.40/349,732.20 = 140,265.20/x
  3. Step 3: Cross multiply
    233,692.40x = 349,732.20 × 140,265.20
  4. Step 4: Simplify right side
    233,692.40x = 49,055,256,979.44
  5. Step 5: Solve for x
    x = 49,055,256,979.44/233,692.40
  6. Step 6: Final answer
    x = 209,913.79

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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.