Home / 104,071.80-155,952.18-57,260.28

Finding the Fourth Proportional to 104,071.80, 155,952.18 and 57,260.28

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Solution

The fourth proportional to 104,071.80, 155,952.18 and 57,260.28 is: 85,804.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,071.80 : 155,952.18 = 57,260.28 : x
  2. Step 2: Convert to fraction form
    104,071.80/155,952.18 = 57,260.28/x
  3. Step 3: Cross multiply
    104,071.80x = 155,952.18 × 57,260.28
  4. Step 4: Simplify right side
    104,071.80x = 8,929,865,493.41
  5. Step 5: Solve for x
    x = 8,929,865,493.41/104,071.80
  6. Step 6: Final answer
    x = 85,804.85

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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.