Home / 104,888.79-157,337.51-54,940.95

Finding the Fourth Proportional to 104,888.79, 157,337.51 and 54,940.95

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Solution

The fourth proportional to 104,888.79, 157,337.51 and 54,940.95 is: 82,413.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,888.79 : 157,337.51 = 54,940.95 : x
  2. Step 2: Convert to fraction form
    104,888.79/157,337.51 = 54,940.95/x
  3. Step 3: Cross multiply
    104,888.79x = 157,337.51 × 54,940.95
  4. Step 4: Simplify right side
    104,888.79x = 8,644,271,995.33
  5. Step 5: Solve for x
    x = 8,644,271,995.33/104,888.79
  6. Step 6: Final answer
    x = 82,413.69

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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.