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Finding the Fourth Proportional to 92,531.46, 127,559.70 and 60,645

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Solution

The fourth proportional to 92,531.46, 127,559.70 and 60,645 is: 83,602.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,531.46 : 127,559.70 = 60,645 : x
  2. Step 2: Convert to fraction form
    92,531.46/127,559.70 = 60,645/x
  3. Step 3: Cross multiply
    92,531.46x = 127,559.70 × 60,645
  4. Step 4: Simplify right side
    92,531.46x = 7,735,858,006.50
  5. Step 5: Solve for x
    x = 7,735,858,006.50/92,531.46
  6. Step 6: Final answer
    x = 83,602.46

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.