Home / 54,395.66-81,527.88-28,086.05

Finding the Fourth Proportional to 54,395.66, 81,527.88 and 28,086.05

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Solution

The fourth proportional to 54,395.66, 81,527.88 and 28,086.05 is: 42,095.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,395.66 : 81,527.88 = 28,086.05 : x
  2. Step 2: Convert to fraction form
    54,395.66/81,527.88 = 28,086.05/x
  3. Step 3: Cross multiply
    54,395.66x = 81,527.88 × 28,086.05
  4. Step 4: Simplify right side
    54,395.66x = 2,289,796,114.07
  5. Step 5: Solve for x
    x = 2,289,796,114.07/54,395.66
  6. Step 6: Final answer
    x = 42,095.20

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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.