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Finding the Fourth Proportional to 58,891.50, 81,271.08 and 33,741

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Solution

The fourth proportional to 58,891.50, 81,271.08 and 33,741 is: 46,563.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,891.50 : 81,271.08 = 33,741 : x
  2. Step 2: Convert to fraction form
    58,891.50/81,271.08 = 33,741/x
  3. Step 3: Cross multiply
    58,891.50x = 81,271.08 × 33,741
  4. Step 4: Simplify right side
    58,891.50x = 2,742,167,510.28
  5. Step 5: Solve for x
    x = 2,742,167,510.28/58,891.50
  6. Step 6: Final answer
    x = 46,563.04

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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.