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Finding the Fourth Proportional to 62,771.58, 94,171.86 and 18,401.76

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Solution

The fourth proportional to 62,771.58, 94,171.86 and 18,401.76 is: 27,606.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,771.58 : 94,171.86 = 18,401.76 : x
  2. Step 2: Convert to fraction form
    62,771.58/94,171.86 = 18,401.76/x
  3. Step 3: Cross multiply
    62,771.58x = 94,171.86 × 18,401.76
  4. Step 4: Simplify right side
    62,771.58x = 1,732,927,966.47
  5. Step 5: Solve for x
    x = 1,732,927,966.47/62,771.58
  6. Step 6: Final answer
    x = 27,606.89

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1.5x scale

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.