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Finding the Fourth Proportional to 62,157.76, 93,158.80 and 48,958

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Solution

The fourth proportional to 62,157.76, 93,158.80 and 48,958 is: 73,375.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,157.76 : 93,158.80 = 48,958 : x
  2. Step 2: Convert to fraction form
    62,157.76/93,158.80 = 48,958/x
  3. Step 3: Cross multiply
    62,157.76x = 93,158.80 × 48,958
  4. Step 4: Simplify right side
    62,157.76x = 4,560,868,530.40
  5. Step 5: Solve for x
    x = 4,560,868,530.40/62,157.76
  6. Step 6: Final answer
    x = 73,375.69

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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.