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Finding the Fourth Proportional to 92,567.76, 138,829.95 and 26,014.26

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Solution

The fourth proportional to 92,567.76, 138,829.95 and 26,014.26 is: 39,015.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,567.76 : 138,829.95 = 26,014.26 : x
  2. Step 2: Convert to fraction form
    92,567.76/138,829.95 = 26,014.26/x
  3. Step 3: Cross multiply
    92,567.76x = 138,829.95 × 26,014.26
  4. Step 4: Simplify right side
    92,567.76x = 3,611,558,415.09
  5. Step 5: Solve for x
    x = 3,611,558,415.09/92,567.76
  6. Step 6: Final answer
    x = 39,015.29

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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.