Home / 207,425.08-286,251.60-116,784.04

Finding the Fourth Proportional to 207,425.08, 286,251.60 and 116,784.04

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Solution

The fourth proportional to 207,425.08, 286,251.60 and 116,784.04 is: 161,164.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,425.08 : 286,251.60 = 116,784.04 : x
  2. Step 2: Convert to fraction form
    207,425.08/286,251.60 = 116,784.04/x
  3. Step 3: Cross multiply
    207,425.08x = 286,251.60 × 116,784.04
  4. Step 4: Simplify right side
    207,425.08x = 33,429,618,304.46
  5. Step 5: Solve for x
    x = 33,429,618,304.46/207,425.08
  6. Step 6: Final answer
    x = 161,164.78

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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.