Home / 161,785.04-223,198.62-98,099.60

Finding the Fourth Proportional to 161,785.04, 223,198.62 and 98,099.60

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Solution

The fourth proportional to 161,785.04, 223,198.62 and 98,099.60 is: 135,338.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,785.04 : 223,198.62 = 98,099.60 : x
  2. Step 2: Convert to fraction form
    161,785.04/223,198.62 = 98,099.60/x
  3. Step 3: Cross multiply
    161,785.04x = 223,198.62 × 98,099.60
  4. Step 4: Simplify right side
    161,785.04x = 21,895,695,342.55
  5. Step 5: Solve for x
    x = 21,895,695,342.55/161,785.04
  6. Step 6: Final answer
    x = 135,338.20

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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.