Home / 117,160.14-175,703.87-42,270.55

Finding the Fourth Proportional to 117,160.14, 175,703.87 and 42,270.55

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Solution

The fourth proportional to 117,160.14, 175,703.87 and 42,270.55 is: 63,392.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,160.14 : 175,703.87 = 42,270.55 : x
  2. Step 2: Convert to fraction form
    117,160.14/175,703.87 = 42,270.55/x
  3. Step 3: Cross multiply
    117,160.14x = 175,703.87 × 42,270.55
  4. Step 4: Simplify right side
    117,160.14x = 7,427,099,222.03
  5. Step 5: Solve for x
    x = 7,427,099,222.03/117,160.14
  6. Step 6: Final answer
    x = 63,392.71

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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.