Home / 61,638.09-85,060.36-33,343.77

Finding the Fourth Proportional to 61,638.09, 85,060.36 and 33,343.77

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Solution

The fourth proportional to 61,638.09, 85,060.36 and 33,343.77 is: 46,014.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,638.09 : 85,060.36 = 33,343.77 : x
  2. Step 2: Convert to fraction form
    61,638.09/85,060.36 = 33,343.77/x
  3. Step 3: Cross multiply
    61,638.09x = 85,060.36 × 33,343.77
  4. Step 4: Simplify right side
    61,638.09x = 2,836,233,079.96
  5. Step 5: Solve for x
    x = 2,836,233,079.96/61,638.09
  6. Step 6: Final answer
    x = 46,014.29

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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.