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Finding the Fourth Proportional to 60,576.42, 90,859.43 and 36,877.82

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Solution

The fourth proportional to 60,576.42, 90,859.43 and 36,877.82 is: 55,313.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,576.42 : 90,859.43 = 36,877.82 : x
  2. Step 2: Convert to fraction form
    60,576.42/90,859.43 = 36,877.82/x
  3. Step 3: Cross multiply
    60,576.42x = 90,859.43 × 36,877.82
  4. Step 4: Simplify right side
    60,576.42x = 3,350,697,066.16
  5. Step 5: Solve for x
    x = 3,350,697,066.16/60,576.42
  6. Step 6: Final answer
    x = 55,313.55

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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.