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Finding the Fourth Proportional to 54,402.84, 81,541.08 and 36,595.80

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Solution

The fourth proportional to 54,402.84, 81,541.08 and 36,595.80 is: 54,851.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,402.84 : 81,541.08 = 36,595.80 : x
  2. Step 2: Convert to fraction form
    54,402.84/81,541.08 = 36,595.80/x
  3. Step 3: Cross multiply
    54,402.84x = 81,541.08 × 36,595.80
  4. Step 4: Simplify right side
    54,402.84x = 2,984,061,055.46
  5. Step 5: Solve for x
    x = 2,984,061,055.46/54,402.84
  6. Step 6: Final answer
    x = 54,851.20

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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.