Home / 117,761.14-162,552.65-70,014.38

Finding the Fourth Proportional to 117,761.14, 162,552.65 and 70,014.38

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Solution

The fourth proportional to 117,761.14, 162,552.65 and 70,014.38 is: 96,644.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,761.14 : 162,552.65 = 70,014.38 : x
  2. Step 2: Convert to fraction form
    117,761.14/162,552.65 = 70,014.38/x
  3. Step 3: Cross multiply
    117,761.14x = 162,552.65 × 70,014.38
  4. Step 4: Simplify right side
    117,761.14x = 11,381,022,041.19
  5. Step 5: Solve for x
    x = 11,381,022,041.19/117,761.14
  6. Step 6: Final answer
    x = 96,644.97

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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.