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Finding the Fourth Proportional to 58,019,608.56, 86,999,463.80 and 17,073,731.10

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Solution

The fourth proportional to 58,019,608.56, 86,999,463.80 and 17,073,731.10 is: 25,601,783.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,019,608.56 : 86,999,463.80 = 17,073,731.10 : x
  2. Step 2: Convert to fraction form
    58,019,608.56/86,999,463.80 = 17,073,731.10/x
  3. Step 3: Cross multiply
    58,019,608.56x = 86,999,463.80 × 17,073,731.10
  4. Step 4: Simplify right side
    58,019,608.56x = 1,485,405,450,680,015.75
  5. Step 5: Solve for x
    x = 1,485,405,450,680,015.75/58,019,608.56
  6. Step 6: Final answer
    x = 25,601,783.39

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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.