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Finding the Fourth Proportional to 173,207.60, 259,835.70 and 54,866.60

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Solution

The fourth proportional to 173,207.60, 259,835.70 and 54,866.60 is: 82,307.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,207.60 : 259,835.70 = 54,866.60 : x
  2. Step 2: Convert to fraction form
    173,207.60/259,835.70 = 54,866.60/x
  3. Step 3: Cross multiply
    173,207.60x = 259,835.70 × 54,866.60
  4. Step 4: Simplify right side
    173,207.60x = 14,256,301,417.62
  5. Step 5: Solve for x
    x = 14,256,301,417.62/173,207.60
  6. Step 6: Final answer
    x = 82,307.60

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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.