Home / 54,136.60-81,204.86-14,699.50

Finding the Fourth Proportional to 54,136.60, 81,204.86 and 14,699.50

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Solution

The fourth proportional to 54,136.60, 81,204.86 and 14,699.50 is: 22,049.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,136.60 : 81,204.86 = 14,699.50 : x
  2. Step 2: Convert to fraction form
    54,136.60/81,204.86 = 14,699.50/x
  3. Step 3: Cross multiply
    54,136.60x = 81,204.86 × 14,699.50
  4. Step 4: Simplify right side
    54,136.60x = 1,193,670,839.57
  5. Step 5: Solve for x
    x = 1,193,670,839.57/54,136.60
  6. Step 6: Final answer
    x = 22,049.24

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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.