Home / 116,860.98-175,447.02-79,037.30

Finding the Fourth Proportional to 116,860.98, 175,447.02 and 79,037.30

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Solution

The fourth proportional to 116,860.98, 175,447.02 and 79,037.30 is: 118,661.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,860.98 : 175,447.02 = 79,037.30 : x
  2. Step 2: Convert to fraction form
    116,860.98/175,447.02 = 79,037.30/x
  3. Step 3: Cross multiply
    116,860.98x = 175,447.02 × 79,037.30
  4. Step 4: Simplify right side
    116,860.98x = 13,866,858,753.85
  5. Step 5: Solve for x
    x = 13,866,858,753.85/116,860.98
  6. Step 6: Final answer
    x = 118,661.15

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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.