Home / 140,329.11-210,651.41-56,148.66

Finding the Fourth Proportional to 140,329.11, 210,651.41 and 56,148.66

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Solution

The fourth proportional to 140,329.11, 210,651.41 and 56,148.66 is: 84,286.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,329.11 : 210,651.41 = 56,148.66 : x
  2. Step 2: Convert to fraction form
    140,329.11/210,651.41 = 56,148.66/x
  3. Step 3: Cross multiply
    140,329.11x = 210,651.41 × 56,148.66
  4. Step 4: Simplify right side
    140,329.11x = 11,827,795,065.61
  5. Step 5: Solve for x
    x = 11,827,795,065.61/140,329.11
  6. Step 6: Final answer
    x = 84,286.11

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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.