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Finding the Fourth Proportional to 61,881.00, 85,393.49 and 33,586.08

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Solution

The fourth proportional to 61,881.00, 85,393.49 and 33,586.08 is: 46,347.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,881.00 : 85,393.49 = 33,586.08 : x
  2. Step 2: Convert to fraction form
    61,881.00/85,393.49 = 33,586.08/x
  3. Step 3: Cross multiply
    61,881.00x = 85,393.49 × 33,586.08
  4. Step 4: Simplify right side
    61,881.00x = 2,868,032,287.38
  5. Step 5: Solve for x
    x = 2,868,032,287.38/61,881.00
  6. Step 6: Final answer
    x = 46,347.55

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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.