Home / 95,629.67-131,894.81-61,643.69

Finding the Fourth Proportional to 95,629.67, 131,894.81 and 61,643.69

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Solution

The fourth proportional to 95,629.67, 131,894.81 and 61,643.69 is: 85,020.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,629.67 : 131,894.81 = 61,643.69 : x
  2. Step 2: Convert to fraction form
    95,629.67/131,894.81 = 61,643.69/x
  3. Step 3: Cross multiply
    95,629.67x = 131,894.81 × 61,643.69
  4. Step 4: Simplify right side
    95,629.67x = 8,130,483,032.93
  5. Step 5: Solve for x
    x = 8,130,483,032.93/95,629.67
  6. Step 6: Final answer
    x = 85,020.50

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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.