Home / 61,225.03-84,468.81-40,016.53

Finding the Fourth Proportional to 61,225.03, 84,468.81 and 40,016.53

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Solution

The fourth proportional to 61,225.03, 84,468.81 and 40,016.53 is: 55,208.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,225.03 : 84,468.81 = 40,016.53 : x
  2. Step 2: Convert to fraction form
    61,225.03/84,468.81 = 40,016.53/x
  3. Step 3: Cross multiply
    61,225.03x = 84,468.81 × 40,016.53
  4. Step 4: Simplify right side
    61,225.03x = 3,380,148,669.43
  5. Step 5: Solve for x
    x = 3,380,148,669.43/61,225.03
  6. Step 6: Final answer
    x = 55,208.61

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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.