Home / 94,860.36-130,934.61-62,618.54

Finding the Fourth Proportional to 94,860.36, 130,934.61 and 62,618.54

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Solution

The fourth proportional to 94,860.36, 130,934.61 and 62,618.54 is: 86,431.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,860.36 : 130,934.61 = 62,618.54 : x
  2. Step 2: Convert to fraction form
    94,860.36/130,934.61 = 62,618.54/x
  3. Step 3: Cross multiply
    94,860.36x = 130,934.61 × 62,618.54
  4. Step 4: Simplify right side
    94,860.36x = 8,198,933,459.00
  5. Step 5: Solve for x
    x = 8,198,933,459.00/94,860.36
  6. Step 6: Final answer
    x = 86,431.61

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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.