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Finding the Fourth Proportional to 177,756.58, 266,649.05 and 59,428.54

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Solution

The fourth proportional to 177,756.58, 266,649.05 and 59,428.54 is: 89,147.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,756.58 : 266,649.05 = 59,428.54 : x
  2. Step 2: Convert to fraction form
    177,756.58/266,649.05 = 59,428.54/x
  3. Step 3: Cross multiply
    177,756.58x = 266,649.05 × 59,428.54
  4. Step 4: Simplify right side
    177,756.58x = 15,846,563,733.89
  5. Step 5: Solve for x
    x = 15,846,563,733.89/177,756.58
  6. Step 6: Final answer
    x = 89,147.55

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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.