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Finding the Fourth Proportional to 175,885.92, 263,803.37 and 57,561.93

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Solution

The fourth proportional to 175,885.92, 263,803.37 and 57,561.93 is: 86,334.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,885.92 : 263,803.37 = 57,561.93 : x
  2. Step 2: Convert to fraction form
    175,885.92/263,803.37 = 57,561.93/x
  3. Step 3: Cross multiply
    175,885.92x = 263,803.37 × 57,561.93
  4. Step 4: Simplify right side
    175,885.92x = 15,185,030,829.89
  5. Step 5: Solve for x
    x = 15,185,030,829.89/175,885.92
  6. Step 6: Final answer
    x = 86,334.54

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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.