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Finding the Fourth Proportional to 114,374.80, 171,567.68 and 55,260.19

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Solution

The fourth proportional to 114,374.80, 171,567.68 and 55,260.19 is: 82,892.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,374.80 : 171,567.68 = 55,260.19 : x
  2. Step 2: Convert to fraction form
    114,374.80/171,567.68 = 55,260.19/x
  3. Step 3: Cross multiply
    114,374.80x = 171,567.68 × 55,260.19
  4. Step 4: Simplify right side
    114,374.80x = 9,480,862,532.82
  5. Step 5: Solve for x
    x = 9,480,862,532.82/114,374.80
  6. Step 6: Final answer
    x = 82,892.93

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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.