Home / 341,913.88-512,942.10-105,244.84

Finding the Fourth Proportional to 341,913.88, 512,942.10 and 105,244.84

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Solution

The fourth proportional to 341,913.88, 512,942.10 and 105,244.84 is: 157,889.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,913.88 : 512,942.10 = 105,244.84 : x
  2. Step 2: Convert to fraction form
    341,913.88/512,942.10 = 105,244.84/x
  3. Step 3: Cross multiply
    341,913.88x = 512,942.10 × 105,244.84
  4. Step 4: Simplify right side
    341,913.88x = 53,984,509,243.76
  5. Step 5: Solve for x
    x = 53,984,509,243.76/341,913.88
  6. Step 6: Final answer
    x = 157,889.20

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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.