Home / 95,629.49-131,894.55-61,643.51

Finding the Fourth Proportional to 95,629.49, 131,894.55 and 61,643.51

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Solution

The fourth proportional to 95,629.49, 131,894.55 and 61,643.51 is: 85,020.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,629.49 : 131,894.55 = 61,643.51 : x
  2. Step 2: Convert to fraction form
    95,629.49/131,894.55 = 61,643.51/x
  3. Step 3: Cross multiply
    95,629.49x = 131,894.55 × 61,643.51
  4. Step 4: Simplify right side
    95,629.49x = 8,130,442,352.40
  5. Step 5: Solve for x
    x = 8,130,442,352.40/95,629.49
  6. Step 6: Final answer
    x = 85,020.25

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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.