Home / 196,411.18-294,388.27-112,230.36

Finding the Fourth Proportional to 196,411.18, 294,388.27 and 112,230.36

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Solution

The fourth proportional to 196,411.18, 294,388.27 and 112,230.36 is: 168,214.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,411.18 : 294,388.27 = 112,230.36 : x
  2. Step 2: Convert to fraction form
    196,411.18/294,388.27 = 112,230.36/x
  3. Step 3: Cross multiply
    196,411.18x = 294,388.27 × 112,230.36
  4. Step 4: Simplify right side
    196,411.18x = 33,039,301,872.60
  5. Step 5: Solve for x
    x = 33,039,301,872.60/196,411.18
  6. Step 6: Final answer
    x = 168,214.98

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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.