Home / 117,162.41-175,707.27-42,272.85

Finding the Fourth Proportional to 117,162.41, 175,707.27 and 42,272.85

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Solution

The fourth proportional to 117,162.41, 175,707.27 and 42,272.85 is: 63,396.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,162.41 : 175,707.27 = 42,272.85 : x
  2. Step 2: Convert to fraction form
    117,162.41/175,707.27 = 42,272.85/x
  3. Step 3: Cross multiply
    117,162.41x = 175,707.27 × 42,272.85
  4. Step 4: Simplify right side
    117,162.41x = 7,427,646,857.26
  5. Step 5: Solve for x
    x = 7,427,646,857.26/117,162.41
  6. Step 6: Final answer
    x = 63,396.16

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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.