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Finding the Fourth Proportional to 148,778.67, 223,167.96 and 37,970.67

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Solution

The fourth proportional to 148,778.67, 223,167.96 and 37,970.67 is: 56,955.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,778.67 : 223,167.96 = 37,970.67 : x
  2. Step 2: Convert to fraction form
    148,778.67/223,167.96 = 37,970.67/x
  3. Step 3: Cross multiply
    148,778.67x = 223,167.96 × 37,970.67
  4. Step 4: Simplify right side
    148,778.67x = 8,473,836,963.73
  5. Step 5: Solve for x
    x = 8,473,836,963.73/148,778.67
  6. Step 6: Final answer
    x = 56,955.99

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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.