Home / 112,155.12-168,206.72-33,250.32

Finding the Fourth Proportional to 112,155.12, 168,206.72 and 33,250.32

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Solution

The fourth proportional to 112,155.12, 168,206.72 and 33,250.32 is: 49,867.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,155.12 : 168,206.72 = 33,250.32 : x
  2. Step 2: Convert to fraction form
    112,155.12/168,206.72 = 33,250.32/x
  3. Step 3: Cross multiply
    112,155.12x = 168,206.72 × 33,250.32
  4. Step 4: Simplify right side
    112,155.12x = 5,592,927,266.15
  5. Step 5: Solve for x
    x = 5,592,927,266.15/112,155.12
  6. Step 6: Final answer
    x = 49,867.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.