Home / 281,623.67-422,428.20-94,635.17

Finding the Fourth Proportional to 281,623.67, 422,428.20 and 94,635.17

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Solution

The fourth proportional to 281,623.67, 422,428.20 and 94,635.17 is: 141,950.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,623.67 : 422,428.20 = 94,635.17 : x
  2. Step 2: Convert to fraction form
    281,623.67/422,428.20 = 94,635.17/x
  3. Step 3: Cross multiply
    281,623.67x = 422,428.20 × 94,635.17
  4. Step 4: Simplify right side
    281,623.67x = 39,976,562,407.65
  5. Step 5: Solve for x
    x = 39,976,562,407.65/281,623.67
  6. Step 6: Final answer
    x = 141,950.30

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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.