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Finding the Fourth Proportional to 162,590.64, 243,890.27 and 44,264.40

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Solution

The fourth proportional to 162,590.64, 243,890.27 and 44,264.40 is: 66,397.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,590.64 : 243,890.27 = 44,264.40 : x
  2. Step 2: Convert to fraction form
    162,590.64/243,890.27 = 44,264.40/x
  3. Step 3: Cross multiply
    162,590.64x = 243,890.27 × 44,264.40
  4. Step 4: Simplify right side
    162,590.64x = 10,795,656,467.39
  5. Step 5: Solve for x
    x = 10,795,656,467.39/162,590.64
  6. Step 6: Final answer
    x = 66,397.77

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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.