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Finding the Fourth Proportional to 62,117.80, 93,176.70 and 22,676.20

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Solution

The fourth proportional to 62,117.80, 93,176.70 and 22,676.20 is: 34,014.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,117.80 : 93,176.70 = 22,676.20 : x
  2. Step 2: Convert to fraction form
    62,117.80/93,176.70 = 22,676.20/x
  3. Step 3: Cross multiply
    62,117.80x = 93,176.70 × 22,676.20
  4. Step 4: Simplify right side
    62,117.80x = 2,112,893,484.54
  5. Step 5: Solve for x
    x = 2,112,893,484.54/62,117.80
  6. Step 6: Final answer
    x = 34,014.30

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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.