Home / 531,979.60-797,969.40-158,002.60

Finding the Fourth Proportional to 531,979.60, 797,969.40 and 158,002.60

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Solution

The fourth proportional to 531,979.60, 797,969.40 and 158,002.60 is: 237,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,979.60 : 797,969.40 = 158,002.60 : x
  2. Step 2: Convert to fraction form
    531,979.60/797,969.40 = 158,002.60/x
  3. Step 3: Cross multiply
    531,979.60x = 797,969.40 × 158,002.60
  4. Step 4: Simplify right side
    531,979.60x = 126,081,239,920.44
  5. Step 5: Solve for x
    x = 126,081,239,920.44/531,979.60
  6. Step 6: Final answer
    x = 237,003.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.