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Finding the Fourth Proportional to 92,996.46, 128,335.86 and 50,554.89

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Solution

The fourth proportional to 92,996.46, 128,335.86 and 50,554.89 is: 69,766.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,996.46 : 128,335.86 = 50,554.89 : x
  2. Step 2: Convert to fraction form
    92,996.46/128,335.86 = 50,554.89/x
  3. Step 3: Cross multiply
    92,996.46x = 128,335.86 × 50,554.89
  4. Step 4: Simplify right side
    92,996.46x = 6,488,005,285.36
  5. Step 5: Solve for x
    x = 6,488,005,285.36/92,996.46
  6. Step 6: Final answer
    x = 69,766.15

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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.