Home / 166,962.30-230,442.78-153,512.24

Finding the Fourth Proportional to 166,962.30, 230,442.78 and 153,512.24

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Solution

The fourth proportional to 166,962.30, 230,442.78 and 153,512.24 is: 211,878.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,962.30 : 230,442.78 = 153,512.24 : x
  2. Step 2: Convert to fraction form
    166,962.30/230,442.78 = 153,512.24/x
  3. Step 3: Cross multiply
    166,962.30x = 230,442.78 × 153,512.24
  4. Step 4: Simplify right side
    166,962.30x = 35,375,787,349.63
  5. Step 5: Solve for x
    x = 35,375,787,349.63/166,962.30
  6. Step 6: Final answer
    x = 211,878.89

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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.