Home / 98,179.04-135,499.77-59,930.57

Finding the Fourth Proportional to 98,179.04, 135,499.77 and 59,930.57

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Solution

The fourth proportional to 98,179.04, 135,499.77 and 59,930.57 is: 82,711.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,179.04 : 135,499.77 = 59,930.57 : x
  2. Step 2: Convert to fraction form
    98,179.04/135,499.77 = 59,930.57/x
  3. Step 3: Cross multiply
    98,179.04x = 135,499.77 × 59,930.57
  4. Step 4: Simplify right side
    98,179.04x = 8,120,578,789.72
  5. Step 5: Solve for x
    x = 8,120,578,789.72/98,179.04
  6. Step 6: Final answer
    x = 82,711.94

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1.5x scale

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.