Home / 495,921.44-743,888.37-140,934.98

Finding the Fourth Proportional to 495,921.44, 743,888.37 and 140,934.98

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Solution

The fourth proportional to 495,921.44, 743,888.37 and 140,934.98 is: 211,404.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,921.44 : 743,888.37 = 140,934.98 : x
  2. Step 2: Convert to fraction form
    495,921.44/743,888.37 = 140,934.98/x
  3. Step 3: Cross multiply
    495,921.44x = 743,888.37 × 140,934.98
  4. Step 4: Simplify right side
    495,921.44x = 104,839,892,548.18
  5. Step 5: Solve for x
    x = 104,839,892,548.18/495,921.44
  6. Step 6: Final answer
    x = 211,404.23

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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.