Home / 61,790.44-92,689.36-17,420.98

Finding the Fourth Proportional to 61,790.44, 92,689.36 and 17,420.98

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Solution

The fourth proportional to 61,790.44, 92,689.36 and 17,420.98 is: 26,132.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,790.44 : 92,689.36 = 17,420.98 : x
  2. Step 2: Convert to fraction form
    61,790.44/92,689.36 = 17,420.98/x
  3. Step 3: Cross multiply
    61,790.44x = 92,689.36 × 17,420.98
  4. Step 4: Simplify right side
    61,790.44x = 1,614,739,486.77
  5. Step 5: Solve for x
    x = 1,614,739,486.77/61,790.44
  6. Step 6: Final answer
    x = 26,132.51

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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.