Home / 54,176.87-81,273.08-16,740.21

Finding the Fourth Proportional to 54,176.87, 81,273.08 and 16,740.21

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Solution

The fourth proportional to 54,176.87, 81,273.08 and 16,740.21 is: 25,112.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,176.87 : 81,273.08 = 16,740.21 : x
  2. Step 2: Convert to fraction form
    54,176.87/81,273.08 = 16,740.21/x
  3. Step 3: Cross multiply
    54,176.87x = 81,273.08 × 16,740.21
  4. Step 4: Simplify right side
    54,176.87x = 1,360,528,773.17
  5. Step 5: Solve for x
    x = 1,360,528,773.17/54,176.87
  6. Step 6: Final answer
    x = 25,112.72

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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.