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Finding the Fourth Proportional to 61,852.44, 85,356.54 and 33,558.06

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Solution

The fourth proportional to 61,852.44, 85,356.54 and 33,558.06 is: 46,310.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,852.44 : 85,356.54 = 33,558.06 : x
  2. Step 2: Convert to fraction form
    61,852.44/85,356.54 = 33,558.06/x
  3. Step 3: Cross multiply
    61,852.44x = 85,356.54 × 33,558.06
  4. Step 4: Simplify right side
    61,852.44x = 2,864,399,890.71
  5. Step 5: Solve for x
    x = 2,864,399,890.71/61,852.44
  6. Step 6: Final answer
    x = 46,310.22

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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.