Home / 197,505.60-272,540.16-116,935.68

Finding the Fourth Proportional to 197,505.60, 272,540.16 and 116,935.68

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Solution

The fourth proportional to 197,505.60, 272,540.16 and 116,935.68 is: 161,360.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,505.60 : 272,540.16 = 116,935.68 : x
  2. Step 2: Convert to fraction form
    197,505.60/272,540.16 = 116,935.68/x
  3. Step 3: Cross multiply
    197,505.60x = 272,540.16 × 116,935.68
  4. Step 4: Simplify right side
    197,505.60x = 31,869,668,936.91
  5. Step 5: Solve for x
    x = 31,869,668,936.91/197,505.60
  6. Step 6: Final answer
    x = 161,360.84

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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.