Home / 61,226.12-91,835.93-19,101.38

Finding the Fourth Proportional to 61,226.12, 91,835.93 and 19,101.38

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Solution

The fourth proportional to 61,226.12, 91,835.93 and 19,101.38 is: 28,651.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,226.12 : 91,835.93 = 19,101.38 : x
  2. Step 2: Convert to fraction form
    61,226.12/91,835.93 = 19,101.38/x
  3. Step 3: Cross multiply
    61,226.12x = 91,835.93 × 19,101.38
  4. Step 4: Simplify right side
    61,226.12x = 1,754,192,441.90
  5. Step 5: Solve for x
    x = 1,754,192,441.90/61,226.12
  6. Step 6: Final answer
    x = 28,651.05

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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.