Home / 54,817.20-75,647.74-29,666.70

Finding the Fourth Proportional to 54,817.20, 75,647.74 and 29,666.70

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Solution

The fourth proportional to 54,817.20, 75,647.74 and 29,666.70 is: 40,940.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,817.20 : 75,647.74 = 29,666.70 : x
  2. Step 2: Convert to fraction form
    54,817.20/75,647.74 = 29,666.70/x
  3. Step 3: Cross multiply
    54,817.20x = 75,647.74 × 29,666.70
  4. Step 4: Simplify right side
    54,817.20x = 2,244,218,808.26
  5. Step 5: Solve for x
    x = 2,244,218,808.26/54,817.20
  6. Step 6: Final answer
    x = 40,940.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.