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Finding the Fourth Proportional to 162,404.70, 243,590.40 and 44,088

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Solution

The fourth proportional to 162,404.70, 243,590.40 and 44,088 is: 66,127.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,404.70 : 243,590.40 = 44,088 : x
  2. Step 2: Convert to fraction form
    162,404.70/243,590.40 = 44,088/x
  3. Step 3: Cross multiply
    162,404.70x = 243,590.40 × 44,088
  4. Step 4: Simplify right side
    162,404.70x = 10,739,413,555.20
  5. Step 5: Solve for x
    x = 10,739,413,555.20/162,404.70
  6. Step 6: Final answer
    x = 66,127.48

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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.