Home / 99,234.96-148,876.74-49,338.60

Finding the Fourth Proportional to 99,234.96, 148,876.74 and 49,338.60

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Solution

The fourth proportional to 99,234.96, 148,876.74 and 49,338.60 is: 74,019.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,234.96 : 148,876.74 = 49,338.60 : x
  2. Step 2: Convert to fraction form
    99,234.96/148,876.74 = 49,338.60/x
  3. Step 3: Cross multiply
    99,234.96x = 148,876.74 × 49,338.60
  4. Step 4: Simplify right side
    99,234.96x = 7,345,369,924.16
  5. Step 5: Solve for x
    x = 7,345,369,924.16/99,234.96
  6. Step 6: Final answer
    x = 74,019.98

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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.