Home / 212,458.08-293,202.72-116,963.76

Finding the Fourth Proportional to 212,458.08, 293,202.72 and 116,963.76

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Solution

The fourth proportional to 212,458.08, 293,202.72 and 116,963.76 is: 161,415.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,458.08 : 293,202.72 = 116,963.76 : x
  2. Step 2: Convert to fraction form
    212,458.08/293,202.72 = 116,963.76/x
  3. Step 3: Cross multiply
    212,458.08x = 293,202.72 × 116,963.76
  4. Step 4: Simplify right side
    212,458.08x = 34,294,092,573.43
  5. Step 5: Solve for x
    x = 34,294,092,573.43/212,458.08
  6. Step 6: Final answer
    x = 161,415.81

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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.