Home / 212,474.08-293,207.88-116,980.48

Finding the Fourth Proportional to 212,474.08, 293,207.88 and 116,980.48

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Solution

The fourth proportional to 212,474.08, 293,207.88 and 116,980.48 is: 161,429.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,474.08 : 293,207.88 = 116,980.48 : x
  2. Step 2: Convert to fraction form
    212,474.08/293,207.88 = 116,980.48/x
  3. Step 3: Cross multiply
    212,474.08x = 293,207.88 × 116,980.48
  4. Step 4: Simplify right side
    212,474.08x = 34,299,598,542.18
  5. Step 5: Solve for x
    x = 34,299,598,542.18/212,474.08
  6. Step 6: Final answer
    x = 161,429.57

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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.