Home / 166,630.66-229,950.46-91,179.16

Finding the Fourth Proportional to 166,630.66, 229,950.46 and 91,179.16

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Solution

The fourth proportional to 166,630.66, 229,950.46 and 91,179.16 is: 125,827.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,630.66 : 229,950.46 = 91,179.16 : x
  2. Step 2: Convert to fraction form
    166,630.66/229,950.46 = 91,179.16/x
  3. Step 3: Cross multiply
    166,630.66x = 229,950.46 × 91,179.16
  4. Step 4: Simplify right side
    166,630.66x = 20,966,689,784.41
  5. Step 5: Solve for x
    x = 20,966,689,784.41/166,630.66
  6. Step 6: Final answer
    x = 125,827.32

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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.