Home / 166,963.04-230,420.22-94,340.78

Finding the Fourth Proportional to 166,963.04, 230,420.22 and 94,340.78

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Solution

The fourth proportional to 166,963.04, 230,420.22 and 94,340.78 is: 130,196.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,963.04 : 230,420.22 = 94,340.78 : x
  2. Step 2: Convert to fraction form
    166,963.04/230,420.22 = 94,340.78/x
  3. Step 3: Cross multiply
    166,963.04x = 230,420.22 × 94,340.78
  4. Step 4: Simplify right side
    166,963.04x = 21,738,023,282.57
  5. Step 5: Solve for x
    x = 21,738,023,282.57/166,963.04
  6. Step 6: Final answer
    x = 130,196.62

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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.