Home / 117,162.96-175,708.08-42,273.38

Finding the Fourth Proportional to 117,162.96, 175,708.08 and 42,273.38

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Solution

The fourth proportional to 117,162.96, 175,708.08 and 42,273.38 is: 63,396.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,162.96 : 175,708.08 = 42,273.38 : x
  2. Step 2: Convert to fraction form
    117,162.96/175,708.08 = 42,273.38/x
  3. Step 3: Cross multiply
    117,162.96x = 175,708.08 × 42,273.38
  4. Step 4: Simplify right side
    117,162.96x = 7,427,774,434.91
  5. Step 5: Solve for x
    x = 7,427,774,434.91/117,162.96
  6. Step 6: Final answer
    x = 63,396.95

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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.