Home / 168,818.28-233,040.96-105,187.52

Finding the Fourth Proportional to 168,818.28, 233,040.96 and 105,187.52

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Solution

The fourth proportional to 168,818.28, 233,040.96 and 105,187.52 is: 145,203.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,818.28 : 233,040.96 = 105,187.52 : x
  2. Step 2: Convert to fraction form
    168,818.28/233,040.96 = 105,187.52/x
  3. Step 3: Cross multiply
    168,818.28x = 233,040.96 × 105,187.52
  4. Step 4: Simplify right side
    168,818.28x = 24,512,999,475.61
  5. Step 5: Solve for x
    x = 24,512,999,475.61/168,818.28
  6. Step 6: Final answer
    x = 145,203.47

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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.