Home / 212,078.42-292,660.79-116,584.49

Finding the Fourth Proportional to 212,078.42, 292,660.79 and 116,584.49

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Solution

The fourth proportional to 212,078.42, 292,660.79 and 116,584.49 is: 160,882.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,078.42 : 292,660.79 = 116,584.49 : x
  2. Step 2: Convert to fraction form
    212,078.42/292,660.79 = 116,584.49/x
  3. Step 3: Cross multiply
    212,078.42x = 292,660.79 × 116,584.49
  4. Step 4: Simplify right side
    212,078.42x = 34,119,706,898.92
  5. Step 5: Solve for x
    x = 34,119,706,898.92/212,078.42
  6. Step 6: Final answer
    x = 160,882.51

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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.