Home / 140,243.84-210,484.65-56,063.44

Finding the Fourth Proportional to 140,243.84, 210,484.65 and 56,063.44

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Solution

The fourth proportional to 140,243.84, 210,484.65 and 56,063.44 is: 84,142.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,243.84 : 210,484.65 = 56,063.44 : x
  2. Step 2: Convert to fraction form
    140,243.84/210,484.65 = 56,063.44/x
  3. Step 3: Cross multiply
    140,243.84x = 210,484.65 × 56,063.44
  4. Step 4: Simplify right side
    140,243.84x = 11,800,492,493.77
  5. Step 5: Solve for x
    x = 11,800,492,493.77/140,243.84
  6. Step 6: Final answer
    x = 84,142.68

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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.