Home / 93,711.84-140,505.20-51,611.85

Finding the Fourth Proportional to 93,711.84, 140,505.20 and 51,611.85

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Solution

The fourth proportional to 93,711.84, 140,505.20 and 51,611.85 is: 77,383.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,711.84 : 140,505.20 = 51,611.85 : x
  2. Step 2: Convert to fraction form
    93,711.84/140,505.20 = 51,611.85/x
  3. Step 3: Cross multiply
    93,711.84x = 140,505.20 × 51,611.85
  4. Step 4: Simplify right side
    93,711.84x = 7,251,733,242.11
  5. Step 5: Solve for x
    x = 7,251,733,242.11/93,711.84
  6. Step 6: Final answer
    x = 77,383.32

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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.