Home / 212,163.42-292,787.67-116,670.82

Finding the Fourth Proportional to 212,163.42, 292,787.67 and 116,670.82

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Solution

The fourth proportional to 212,163.42, 292,787.67 and 116,670.82 is: 161,006.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,163.42 : 292,787.67 = 116,670.82 : x
  2. Step 2: Convert to fraction form
    212,163.42/292,787.67 = 116,670.82/x
  3. Step 3: Cross multiply
    212,163.42x = 292,787.67 × 116,670.82
  4. Step 4: Simplify right side
    212,163.42x = 34,159,777,544.79
  5. Step 5: Solve for x
    x = 34,159,777,544.79/212,163.42
  6. Step 6: Final answer
    x = 161,006.91

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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.