Home / 212,433.57-293,158.31-116,939.57

Finding the Fourth Proportional to 212,433.57, 293,158.31 and 116,939.57

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Solution

The fourth proportional to 212,433.57, 293,158.31 and 116,939.57 is: 161,376.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,433.57 : 293,158.31 = 116,939.57 : x
  2. Step 2: Convert to fraction form
    212,433.57/293,158.31 = 116,939.57/x
  3. Step 3: Cross multiply
    212,433.57x = 293,158.31 × 116,939.57
  4. Step 4: Simplify right side
    212,433.57x = 34,281,804,662.84
  5. Step 5: Solve for x
    x = 34,281,804,662.84/212,433.57
  6. Step 6: Final answer
    x = 161,376.59

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1.5x scale

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.