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Finding the Fourth Proportional to 173,896.80, 260,772.30 and 55,536.36

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Solution

The fourth proportional to 173,896.80, 260,772.30 and 55,536.36 is: 83,281.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,896.80 : 260,772.30 = 55,536.36 : x
  2. Step 2: Convert to fraction form
    173,896.80/260,772.30 = 55,536.36/x
  3. Step 3: Cross multiply
    173,896.80x = 260,772.30 × 55,536.36
  4. Step 4: Simplify right side
    173,896.80x = 14,482,344,330.83
  5. Step 5: Solve for x
    x = 14,482,344,330.83/173,896.80
  6. Step 6: Final answer
    x = 83,281.26

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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.