Home / 173,020.56-238,785.07-105,021.86

Finding the Fourth Proportional to 173,020.56, 238,785.07 and 105,021.86

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Solution

The fourth proportional to 173,020.56, 238,785.07 and 105,021.86 is: 144,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,020.56 : 238,785.07 = 105,021.86 : x
  2. Step 2: Convert to fraction form
    173,020.56/238,785.07 = 105,021.86/x
  3. Step 3: Cross multiply
    173,020.56x = 238,785.07 × 105,021.86
  4. Step 4: Simplify right side
    173,020.56x = 25,077,652,191.63
  5. Step 5: Solve for x
    x = 25,077,652,191.63/173,020.56
  6. Step 6: Final answer
    x = 144,940.30

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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.