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Finding the Fourth Proportional to 62,960.88, 86,885.81 and 34,666.56

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Solution

The fourth proportional to 62,960.88, 86,885.81 and 34,666.56 is: 47,839.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,960.88 : 86,885.81 = 34,666.56 : x
  2. Step 2: Convert to fraction form
    62,960.88/86,885.81 = 34,666.56/x
  3. Step 3: Cross multiply
    62,960.88x = 86,885.81 × 34,666.56
  4. Step 4: Simplify right side
    62,960.88x = 3,012,031,972.18
  5. Step 5: Solve for x
    x = 3,012,031,972.18/62,960.88
  6. Step 6: Final answer
    x = 47,839.74

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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.