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Finding the Fourth Proportional to 174,888, 241,345.44 and 99,436.50

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Solution

The fourth proportional to 174,888, 241,345.44 and 99,436.50 is: 137,222.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,888 : 241,345.44 = 99,436.50 : x
  2. Step 2: Convert to fraction form
    174,888/241,345.44 = 99,436.50/x
  3. Step 3: Cross multiply
    174,888x = 241,345.44 × 99,436.50
  4. Step 4: Simplify right side
    174,888x = 23,998,545,844.56
  5. Step 5: Solve for x
    x = 23,998,545,844.56/174,888
  6. Step 6: Final answer
    x = 137,222.37

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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.