Home / 49,819.60-68,611.08-48,730.96

Finding the Fourth Proportional to 49,819.60, 68,611.08 and 48,730.96

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Solution

The fourth proportional to 49,819.60, 68,611.08 and 48,730.96 is: 67,111.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,819.60 : 68,611.08 = 48,730.96 : x
  2. Step 2: Convert to fraction form
    49,819.60/68,611.08 = 48,730.96/x
  3. Step 3: Cross multiply
    49,819.60x = 68,611.08 × 48,730.96
  4. Step 4: Simplify right side
    49,819.60x = 3,343,483,795.04
  5. Step 5: Solve for x
    x = 3,343,483,795.04/49,819.60
  6. Step 6: Final answer
    x = 67,111.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.