Home / 171,918.60-237,332.34-108,354.12

Finding the Fourth Proportional to 171,918.60, 237,332.34 and 108,354.12

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Solution

The fourth proportional to 171,918.60, 237,332.34 and 108,354.12 is: 149,582.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,918.60 : 237,332.34 = 108,354.12 : x
  2. Step 2: Convert to fraction form
    171,918.60/237,332.34 = 108,354.12/x
  3. Step 3: Cross multiply
    171,918.60x = 237,332.34 × 108,354.12
  4. Step 4: Simplify right side
    171,918.60x = 25,715,936,848.24
  5. Step 5: Solve for x
    x = 25,715,936,848.24/171,918.60
  6. Step 6: Final answer
    x = 149,582.05

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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.