Home / 61,699.56-85,145.40-33,405.24

Finding the Fourth Proportional to 61,699.56, 85,145.40 and 33,405.24

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Solution

The fourth proportional to 61,699.56, 85,145.40 and 33,405.24 is: 46,099.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,699.56 : 85,145.40 = 33,405.24 : x
  2. Step 2: Convert to fraction form
    61,699.56/85,145.40 = 33,405.24/x
  3. Step 3: Cross multiply
    61,699.56x = 85,145.40 × 33,405.24
  4. Step 4: Simplify right side
    61,699.56x = 2,844,302,521.90
  5. Step 5: Solve for x
    x = 2,844,302,521.90/61,699.56
  6. Step 6: Final answer
    x = 46,099.24

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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.