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Finding the Fourth Proportional to 148,897.50, 223,215 and 55,337.64

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Solution

The fourth proportional to 148,897.50, 223,215 and 55,337.64 is: 82,957.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,897.50 : 223,215 = 55,337.64 : x
  2. Step 2: Convert to fraction form
    148,897.50/223,215 = 55,337.64/x
  3. Step 3: Cross multiply
    148,897.50x = 223,215 × 55,337.64
  4. Step 4: Simplify right side
    148,897.50x = 12,352,191,312.60
  5. Step 5: Solve for x
    x = 12,352,191,312.60/148,897.50
  6. Step 6: Final answer
    x = 82,957.68

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.