Home / 230,968.20-346,160.70-112,384.20

Finding the Fourth Proportional to 230,968.20, 346,160.70 and 112,384.20

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Solution

The fourth proportional to 230,968.20, 346,160.70 and 112,384.20 is: 168,434.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,968.20 : 346,160.70 = 112,384.20 : x
  2. Step 2: Convert to fraction form
    230,968.20/346,160.70 = 112,384.20/x
  3. Step 3: Cross multiply
    230,968.20x = 346,160.70 × 112,384.20
  4. Step 4: Simplify right side
    230,968.20x = 38,902,993,340.94
  5. Step 5: Solve for x
    x = 38,902,993,340.94/230,968.20
  6. Step 6: Final answer
    x = 168,434.41

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1.5x scale

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.