Home / 43,482.18-65,196.61-18,508.01

Finding the Fourth Proportional to 43,482.18, 65,196.61 and 18,508.01

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Solution

The fourth proportional to 43,482.18, 65,196.61 and 18,508.01 is: 27,750.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,482.18 : 65,196.61 = 18,508.01 : x
  2. Step 2: Convert to fraction form
    43,482.18/65,196.61 = 18,508.01/x
  3. Step 3: Cross multiply
    43,482.18x = 65,196.61 × 18,508.01
  4. Step 4: Simplify right side
    43,482.18x = 1,206,659,091.32
  5. Step 5: Solve for x
    x = 1,206,659,091.32/43,482.18
  6. Step 6: Final answer
    x = 27,750.66

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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.