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Finding the Fourth Proportional to 62,129.74, 93,116.84 and 48,929.98

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Solution

The fourth proportional to 62,129.74, 93,116.84 and 48,929.98 is: 73,333.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,129.74 : 93,116.84 = 48,929.98 : x
  2. Step 2: Convert to fraction form
    62,129.74/93,116.84 = 48,929.98/x
  3. Step 3: Cross multiply
    62,129.74x = 93,116.84 × 48,929.98
  4. Step 4: Simplify right side
    62,129.74x = 4,556,205,118.86
  5. Step 5: Solve for x
    x = 4,556,205,118.86/62,129.74
  6. Step 6: Final answer
    x = 73,333.72

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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.