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Finding the Fourth Proportional to 86,605.96, 129,894.30 and 24,262.12

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Solution

The fourth proportional to 86,605.96, 129,894.30 and 24,262.12 is: 36,389.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,605.96 : 129,894.30 = 24,262.12 : x
  2. Step 2: Convert to fraction form
    86,605.96/129,894.30 = 24,262.12/x
  3. Step 3: Cross multiply
    86,605.96x = 129,894.30 × 24,262.12
  4. Step 4: Simplify right side
    86,605.96x = 3,151,511,093.92
  5. Step 5: Solve for x
    x = 3,151,511,093.92/86,605.96
  6. Step 6: Final answer
    x = 36,389.08

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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.