Home / 166,880.88-248,832.77-148,335.12

Finding the Fourth Proportional to 166,880.88, 248,832.77 and 148,335.12

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Solution

The fourth proportional to 166,880.88, 248,832.77 and 148,335.12 is: 221,179.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,880.88 : 248,832.77 = 148,335.12 : x
  2. Step 2: Convert to fraction form
    166,880.88/248,832.77 = 148,335.12/x
  3. Step 3: Cross multiply
    166,880.88x = 248,832.77 × 148,335.12
  4. Step 4: Simplify right side
    166,880.88x = 36,910,638,056.21
  5. Step 5: Solve for x
    x = 36,910,638,056.21/166,880.88
  6. Step 6: Final answer
    x = 221,179.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.