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Finding the Fourth Proportional to 162,666.60, 243,992.72 and 44,337.93

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Solution

The fourth proportional to 162,666.60, 243,992.72 and 44,337.93 is: 66,504.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,666.60 : 243,992.72 = 44,337.93 : x
  2. Step 2: Convert to fraction form
    162,666.60/243,992.72 = 44,337.93/x
  3. Step 3: Cross multiply
    162,666.60x = 243,992.72 × 44,337.93
  4. Step 4: Simplify right side
    162,666.60x = 10,818,131,918.18
  5. Step 5: Solve for x
    x = 10,818,131,918.18/162,666.60
  6. Step 6: Final answer
    x = 66,504.94

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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.