Home / 58,382.17-87,573.32-18,942.36

Finding the Fourth Proportional to 58,382.17, 87,573.32 and 18,942.36

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Solution

The fourth proportional to 58,382.17, 87,573.32 and 18,942.36 is: 28,413.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,382.17 : 87,573.32 = 18,942.36 : x
  2. Step 2: Convert to fraction form
    58,382.17/87,573.32 = 18,942.36/x
  3. Step 3: Cross multiply
    58,382.17x = 87,573.32 × 18,942.36
  4. Step 4: Simplify right side
    58,382.17x = 1,658,845,001.76
  5. Step 5: Solve for x
    x = 1,658,845,001.76/58,382.17
  6. Step 6: Final answer
    x = 28,413.56

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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.