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Finding the Fourth Proportional to 98,873.01, 148,308.40 and 23,993.98

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Solution

The fourth proportional to 98,873.01, 148,308.40 and 23,993.98 is: 35,990.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,873.01 : 148,308.40 = 23,993.98 : x
  2. Step 2: Convert to fraction form
    98,873.01/148,308.40 = 23,993.98/x
  3. Step 3: Cross multiply
    98,873.01x = 148,308.40 × 23,993.98
  4. Step 4: Simplify right side
    98,873.01x = 3,558,508,442.65
  5. Step 5: Solve for x
    x = 3,558,508,442.65/98,873.01
  6. Step 6: Final answer
    x = 35,990.70

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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.