Home / 229,971.02-344,958.06-80,210.75

Finding the Fourth Proportional to 229,971.02, 344,958.06 and 80,210.75

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Solution

The fourth proportional to 229,971.02, 344,958.06 and 80,210.75 is: 120,316.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,971.02 : 344,958.06 = 80,210.75 : x
  2. Step 2: Convert to fraction form
    229,971.02/344,958.06 = 80,210.75/x
  3. Step 3: Cross multiply
    229,971.02x = 344,958.06 × 80,210.75
  4. Step 4: Simplify right side
    229,971.02x = 27,669,344,711.15
  5. Step 5: Solve for x
    x = 27,669,344,711.15/229,971.02
  6. Step 6: Final answer
    x = 120,316.66

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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.