Home / 54,585.84-81,403.94-48,538.16

Finding the Fourth Proportional to 54,585.84, 81,403.94 and 48,538.16

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Solution

The fourth proportional to 54,585.84, 81,403.94 and 48,538.16 is: 72,385.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,585.84 : 81,403.94 = 48,538.16 : x
  2. Step 2: Convert to fraction form
    54,585.84/81,403.94 = 48,538.16/x
  3. Step 3: Cross multiply
    54,585.84x = 81,403.94 × 48,538.16
  4. Step 4: Simplify right side
    54,585.84x = 3,951,197,464.35
  5. Step 5: Solve for x
    x = 3,951,197,464.35/54,585.84
  6. Step 6: Final answer
    x = 72,385.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.