Home / 61,913.88-85,441.32-33,619.68

Finding the Fourth Proportional to 61,913.88, 85,441.32 and 33,619.68

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Solution

The fourth proportional to 61,913.88, 85,441.32 and 33,619.68 is: 46,395.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,913.88 : 85,441.32 = 33,619.68 : x
  2. Step 2: Convert to fraction form
    61,913.88/85,441.32 = 33,619.68/x
  3. Step 3: Cross multiply
    61,913.88x = 85,441.32 × 33,619.68
  4. Step 4: Simplify right side
    61,913.88x = 2,872,509,837.18
  5. Step 5: Solve for x
    x = 2,872,509,837.18/61,913.88
  6. Step 6: Final answer
    x = 46,395.25

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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.