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Finding the Fourth Proportional to 177,212.61, 265,782.66 and 50,819.00

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Solution

The fourth proportional to 177,212.61, 265,782.66 and 50,819.00 is: 76,218.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,212.61 : 265,782.66 = 50,819.00 : x
  2. Step 2: Convert to fraction form
    177,212.61/265,782.66 = 50,819.00/x
  3. Step 3: Cross multiply
    177,212.61x = 265,782.66 × 50,819.00
  4. Step 4: Simplify right side
    177,212.61x = 13,506,807,479.06
  5. Step 5: Solve for x
    x = 13,506,807,479.06/177,212.61
  6. Step 6: Final answer
    x = 76,218.09

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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.