Home / 77,922.83-116,855.08-61,476.59

Finding the Fourth Proportional to 77,922.83, 116,855.08 and 61,476.59

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Solution

The fourth proportional to 77,922.83, 116,855.08 and 61,476.59 is: 92,191.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,922.83 : 116,855.08 = 61,476.59 : x
  2. Step 2: Convert to fraction form
    77,922.83/116,855.08 = 61,476.59/x
  3. Step 3: Cross multiply
    77,922.83x = 116,855.08 × 61,476.59
  4. Step 4: Simplify right side
    77,922.83x = 7,183,851,842.58
  5. Step 5: Solve for x
    x = 7,183,851,842.58/77,922.83
  6. Step 6: Final answer
    x = 92,191.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.