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Finding the Fourth Proportional to 174,051.65, 260,875.42 and 65,912.27

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Solution

The fourth proportional to 174,051.65, 260,875.42 and 65,912.27 is: 98,791.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,051.65 : 260,875.42 = 65,912.27 : x
  2. Step 2: Convert to fraction form
    174,051.65/260,875.42 = 65,912.27/x
  3. Step 3: Cross multiply
    174,051.65x = 260,875.42 × 65,912.27
  4. Step 4: Simplify right side
    174,051.65x = 17,194,891,119.40
  5. Step 5: Solve for x
    x = 17,194,891,119.40/174,051.65
  6. Step 6: Final answer
    x = 98,791.89

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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.