Home / 61,703.18-92,563.82-19,569.21

Finding the Fourth Proportional to 61,703.18, 92,563.82 and 19,569.21

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Solution

The fourth proportional to 61,703.18, 92,563.82 and 19,569.21 is: 29,356.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,703.18 : 92,563.82 = 19,569.21 : x
  2. Step 2: Convert to fraction form
    61,703.18/92,563.82 = 19,569.21/x
  3. Step 3: Cross multiply
    61,703.18x = 92,563.82 × 19,569.21
  4. Step 4: Simplify right side
    61,703.18x = 1,811,400,734.14
  5. Step 5: Solve for x
    x = 1,811,400,734.14/61,703.18
  6. Step 6: Final answer
    x = 29,356.69

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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.