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Finding the Fourth Proportional to 162,779.10, 244,205.10 and 62,930.40

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Solution

The fourth proportional to 162,779.10, 244,205.10 and 62,930.40 is: 94,409.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,779.10 : 244,205.10 = 62,930.40 : x
  2. Step 2: Convert to fraction form
    162,779.10/244,205.10 = 62,930.40/x
  3. Step 3: Cross multiply
    162,779.10x = 244,205.10 × 62,930.40
  4. Step 4: Simplify right side
    162,779.10x = 15,367,924,625.04
  5. Step 5: Solve for x
    x = 15,367,924,625.04/162,779.10
  6. Step 6: Final answer
    x = 94,409.69

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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.