Home / 61,256.07-84,530.64-34,398.09

Finding the Fourth Proportional to 61,256.07, 84,530.64 and 34,398.09

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Solution

The fourth proportional to 61,256.07, 84,530.64 and 34,398.09 is: 47,467.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,256.07 : 84,530.64 = 34,398.09 : x
  2. Step 2: Convert to fraction form
    61,256.07/84,530.64 = 34,398.09/x
  3. Step 3: Cross multiply
    61,256.07x = 84,530.64 × 34,398.09
  4. Step 4: Simplify right side
    61,256.07x = 2,907,692,562.48
  5. Step 5: Solve for x
    x = 2,907,692,562.48/61,256.07
  6. Step 6: Final answer
    x = 47,467.83

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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.