Home / 61,345.82-92,018.57-19,229.10

Finding the Fourth Proportional to 61,345.82, 92,018.57 and 19,229.10

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Solution

The fourth proportional to 61,345.82, 92,018.57 and 19,229.10 is: 28,843.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,345.82 : 92,018.57 = 19,229.10 : x
  2. Step 2: Convert to fraction form
    61,345.82/92,018.57 = 19,229.10/x
  3. Step 3: Cross multiply
    61,345.82x = 92,018.57 × 19,229.10
  4. Step 4: Simplify right side
    61,345.82x = 1,769,434,188.24
  5. Step 5: Solve for x
    x = 1,769,434,188.24/61,345.82
  6. Step 6: Final answer
    x = 28,843.60

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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.