Home / 61,829.47-92,679.45-28,571.35

Finding the Fourth Proportional to 61,829.47, 92,679.45 and 28,571.35

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Solution

The fourth proportional to 61,829.47, 92,679.45 and 28,571.35 is: 42,827.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,829.47 : 92,679.45 = 28,571.35 : x
  2. Step 2: Convert to fraction form
    61,829.47/92,679.45 = 28,571.35/x
  3. Step 3: Cross multiply
    61,829.47x = 92,679.45 × 28,571.35
  4. Step 4: Simplify right side
    61,829.47x = 2,647,977,003.76
  5. Step 5: Solve for x
    x = 2,647,977,003.76/61,829.47
  6. Step 6: Final answer
    x = 42,827.10

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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.