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Finding the Fourth Proportional to 148,778.88, 223,168.34 and 37,970.88

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Solution

The fourth proportional to 148,778.88, 223,168.34 and 37,970.88 is: 56,956.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,778.88 : 223,168.34 = 37,970.88 : x
  2. Step 2: Convert to fraction form
    148,778.88/223,168.34 = 37,970.88/x
  3. Step 3: Cross multiply
    148,778.88x = 223,168.34 × 37,970.88
  4. Step 4: Simplify right side
    148,778.88x = 8,473,898,257.94
  5. Step 5: Solve for x
    x = 8,473,898,257.94/148,778.88
  6. Step 6: Final answer
    x = 56,956.33

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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.