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Finding the Fourth Proportional to 54,060.84, 81,079.92 and 14,608.68

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Solution

The fourth proportional to 54,060.84, 81,079.92 and 14,608.68 is: 21,909.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,060.84 : 81,079.92 = 14,608.68 : x
  2. Step 2: Convert to fraction form
    54,060.84/81,079.92 = 14,608.68/x
  3. Step 3: Cross multiply
    54,060.84x = 81,079.92 × 14,608.68
  4. Step 4: Simplify right side
    54,060.84x = 1,184,470,605.71
  5. Step 5: Solve for x
    x = 1,184,470,605.71/54,060.84
  6. Step 6: Final answer
    x = 21,909.96

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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.