Home / 140,930.75-211,406.00-56,691.36

Finding the Fourth Proportional to 140,930.75, 211,406.00 and 56,691.36

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Solution

The fourth proportional to 140,930.75, 211,406.00 and 56,691.36 is: 85,041.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,930.75 : 211,406.00 = 56,691.36 : x
  2. Step 2: Convert to fraction form
    140,930.75/211,406.00 = 56,691.36/x
  3. Step 3: Cross multiply
    140,930.75x = 211,406.00 × 56,691.36
  4. Step 4: Simplify right side
    140,930.75x = 11,984,893,368.70
  5. Step 5: Solve for x
    x = 11,984,893,368.70/140,930.75
  6. Step 6: Final answer
    x = 85,041.01

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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.