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Finding the Fourth Proportional to 61,588.58, 84,991.98 and 33,294.20

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Solution

The fourth proportional to 61,588.58, 84,991.98 and 33,294.20 is: 45,945.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,588.58 : 84,991.98 = 33,294.20 : x
  2. Step 2: Convert to fraction form
    61,588.58/84,991.98 = 33,294.20/x
  3. Step 3: Cross multiply
    61,588.58x = 84,991.98 × 33,294.20
  4. Step 4: Simplify right side
    61,588.58x = 2,829,739,980.52
  5. Step 5: Solve for x
    x = 2,829,739,980.52/61,588.58
  6. Step 6: Final answer
    x = 45,945.86

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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.