Home / 61,551.11-92,339.09-19,437.77

Finding the Fourth Proportional to 61,551.11, 92,339.09 and 19,437.77

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Solution

The fourth proportional to 61,551.11, 92,339.09 and 19,437.77 is: 29,160.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,551.11 : 92,339.09 = 19,437.77 : x
  2. Step 2: Convert to fraction form
    61,551.11/92,339.09 = 19,437.77/x
  3. Step 3: Cross multiply
    61,551.11x = 92,339.09 × 19,437.77
  4. Step 4: Simplify right side
    61,551.11x = 1,794,865,993.43
  5. Step 5: Solve for x
    x = 1,794,865,993.43/61,551.11
  6. Step 6: Final answer
    x = 29,160.58

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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.