Home / 54,246.42-74,902.05-43,685.64

Finding the Fourth Proportional to 54,246.42, 74,902.05 and 43,685.64

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Solution

The fourth proportional to 54,246.42, 74,902.05 and 43,685.64 is: 60,320.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,246.42 : 74,902.05 = 43,685.64 : x
  2. Step 2: Convert to fraction form
    54,246.42/74,902.05 = 43,685.64/x
  3. Step 3: Cross multiply
    54,246.42x = 74,902.05 × 43,685.64
  4. Step 4: Simplify right side
    54,246.42x = 3,272,143,991.56
  5. Step 5: Solve for x
    x = 3,272,143,991.56/54,246.42
  6. Step 6: Final answer
    x = 60,320.00

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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.