Home / 152,733.29-229,007.84-68,478.21

Finding the Fourth Proportional to 152,733.29, 229,007.84 and 68,478.21

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Solution

The fourth proportional to 152,733.29, 229,007.84 and 68,478.21 is: 102,676.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,733.29 : 229,007.84 = 68,478.21 : x
  2. Step 2: Convert to fraction form
    152,733.29/229,007.84 = 68,478.21/x
  3. Step 3: Cross multiply
    152,733.29x = 229,007.84 × 68,478.21
  4. Step 4: Simplify right side
    152,733.29x = 15,682,046,616.78
  5. Step 5: Solve for x
    x = 15,682,046,616.78/152,733.29
  6. Step 6: Final answer
    x = 102,676.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.