Home / 86,043.74-118,741.85-50,235.26

Finding the Fourth Proportional to 86,043.74, 118,741.85 and 50,235.26

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Solution

The fourth proportional to 86,043.74, 118,741.85 and 50,235.26 is: 69,325.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,043.74 : 118,741.85 = 50,235.26 : x
  2. Step 2: Convert to fraction form
    86,043.74/118,741.85 = 50,235.26/x
  3. Step 3: Cross multiply
    86,043.74x = 118,741.85 × 50,235.26
  4. Step 4: Simplify right side
    86,043.74x = 5,965,026,862.75
  5. Step 5: Solve for x
    x = 5,965,026,862.75/86,043.74
  6. Step 6: Final answer
    x = 69,325.52

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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.