Home / 231,970.23-348,010.63-82,223.61

Finding the Fourth Proportional to 231,970.23, 348,010.63 and 82,223.61

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Solution

The fourth proportional to 231,970.23, 348,010.63 and 82,223.61 is: 123,355.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,970.23 : 348,010.63 = 82,223.61 : x
  2. Step 2: Convert to fraction form
    231,970.23/348,010.63 = 82,223.61/x
  3. Step 3: Cross multiply
    231,970.23x = 348,010.63 × 82,223.61
  4. Step 4: Simplify right side
    231,970.23x = 28,614,688,806.38
  5. Step 5: Solve for x
    x = 28,614,688,806.38/231,970.23
  6. Step 6: Final answer
    x = 123,355.00

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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.