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Finding the Fourth Proportional to 58,999.82, 81,420.29 and 33,506.70

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Solution

The fourth proportional to 58,999.82, 81,420.29 and 33,506.70 is: 46,239.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,999.82 : 81,420.29 = 33,506.70 : x
  2. Step 2: Convert to fraction form
    58,999.82/81,420.29 = 33,506.70/x
  3. Step 3: Cross multiply
    58,999.82x = 81,420.29 × 33,506.70
  4. Step 4: Simplify right side
    58,999.82x = 2,728,125,063.41
  5. Step 5: Solve for x
    x = 2,728,125,063.41/58,999.82
  6. Step 6: Final answer
    x = 46,239.55

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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.