Home / 212,929.08-293,855.58-117,435.96

Finding the Fourth Proportional to 212,929.08, 293,855.58 and 117,435.96

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Solution

The fourth proportional to 212,929.08, 293,855.58 and 117,435.96 is: 162,069.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,929.08 : 293,855.58 = 117,435.96 : x
  2. Step 2: Convert to fraction form
    212,929.08/293,855.58 = 117,435.96/x
  3. Step 3: Cross multiply
    212,929.08x = 293,855.58 × 117,435.96
  4. Step 4: Simplify right side
    212,929.08x = 34,509,212,138.66
  5. Step 5: Solve for x
    x = 34,509,212,138.66/212,929.08
  6. Step 6: Final answer
    x = 162,069.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.