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Finding the Fourth Proportional to 61,776.96, 92,829.33 and 33,717.48

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Solution

The fourth proportional to 61,776.96, 92,829.33 and 33,717.48 is: 50,665.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,776.96 : 92,829.33 = 33,717.48 : x
  2. Step 2: Convert to fraction form
    61,776.96/92,829.33 = 33,717.48/x
  3. Step 3: Cross multiply
    61,776.96x = 92,829.33 × 33,717.48
  4. Step 4: Simplify right side
    61,776.96x = 3,129,971,077.69
  5. Step 5: Solve for x
    x = 3,129,971,077.69/61,776.96
  6. Step 6: Final answer
    x = 50,665.67

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1.5x scale

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.