Home / 165,818.46-228,866.31-105,377.25

Finding the Fourth Proportional to 165,818.46, 228,866.31 and 105,377.25

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Solution

The fourth proportional to 165,818.46, 228,866.31 and 105,377.25 is: 145,444.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,818.46 : 228,866.31 = 105,377.25 : x
  2. Step 2: Convert to fraction form
    165,818.46/228,866.31 = 105,377.25/x
  3. Step 3: Cross multiply
    165,818.46x = 228,866.31 × 105,377.25
  4. Step 4: Simplify right side
    165,818.46x = 24,117,302,365.45
  5. Step 5: Solve for x
    x = 24,117,302,365.45/165,818.46
  6. Step 6: Final answer
    x = 145,444.01

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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.