Home / 166,854.15-229,680.23-145,596.51

Finding the Fourth Proportional to 166,854.15, 229,680.23 and 145,596.51

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Solution

The fourth proportional to 166,854.15, 229,680.23 and 145,596.51 is: 200,418.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,854.15 : 229,680.23 = 145,596.51 : x
  2. Step 2: Convert to fraction form
    166,854.15/229,680.23 = 145,596.51/x
  3. Step 3: Cross multiply
    166,854.15x = 229,680.23 × 145,596.51
  4. Step 4: Simplify right side
    166,854.15x = 33,440,639,176.01
  5. Step 5: Solve for x
    x = 33,440,639,176.01/166,854.15
  6. Step 6: Final answer
    x = 200,418.38

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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.