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Finding the Fourth Proportional to 61,596.81, 85,003.79 and 33,302.70

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Solution

The fourth proportional to 61,596.81, 85,003.79 and 33,302.70 is: 45,957.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,596.81 : 85,003.79 = 33,302.70 : x
  2. Step 2: Convert to fraction form
    61,596.81/85,003.79 = 33,302.70/x
  3. Step 3: Cross multiply
    61,596.81x = 85,003.79 × 33,302.70
  4. Step 4: Simplify right side
    61,596.81x = 2,830,855,550.72
  5. Step 5: Solve for x
    x = 2,830,855,550.72/61,596.81
  6. Step 6: Final answer
    x = 45,957.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.