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Finding the Fourth Proportional to 174,246.48, 261,369.72 and 49,587.48

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Solution

The fourth proportional to 174,246.48, 261,369.72 and 49,587.48 is: 74,381.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,246.48 : 261,369.72 = 49,587.48 : x
  2. Step 2: Convert to fraction form
    174,246.48/261,369.72 = 49,587.48/x
  3. Step 3: Cross multiply
    174,246.48x = 261,369.72 × 49,587.48
  4. Step 4: Simplify right side
    174,246.48x = 12,960,665,763.11
  5. Step 5: Solve for x
    x = 12,960,665,763.11/174,246.48
  6. Step 6: Final answer
    x = 74,381.22

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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.