Home / 102,779.96-154,182.29-36,206.33

Finding the Fourth Proportional to 102,779.96, 154,182.29 and 36,206.33

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Solution

The fourth proportional to 102,779.96, 154,182.29 and 36,206.33 is: 54,313.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,779.96 : 154,182.29 = 36,206.33 : x
  2. Step 2: Convert to fraction form
    102,779.96/154,182.29 = 36,206.33/x
  3. Step 3: Cross multiply
    102,779.96x = 154,182.29 × 36,206.33
  4. Step 4: Simplify right side
    102,779.96x = 5,582,373,919.95
  5. Step 5: Solve for x
    x = 5,582,373,919.95/102,779.96
  6. Step 6: Final answer
    x = 54,313.84

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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.