Home / 117,176.12-175,773.30-38,298.32

Finding the Fourth Proportional to 117,176.12, 175,773.30 and 38,298.32

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Solution

The fourth proportional to 117,176.12, 175,773.30 and 38,298.32 is: 57,450.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,176.12 : 175,773.30 = 38,298.32 : x
  2. Step 2: Convert to fraction form
    117,176.12/175,773.30 = 38,298.32/x
  3. Step 3: Cross multiply
    117,176.12x = 175,773.30 × 38,298.32
  4. Step 4: Simplify right side
    117,176.12x = 6,731,822,716.25
  5. Step 5: Solve for x
    x = 6,731,822,716.25/117,176.12
  6. Step 6: Final answer
    x = 57,450.46

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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.