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Finding the Fourth Proportional to 92,750.10, 128,014.25 and 52,465.56

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Solution

The fourth proportional to 92,750.10, 128,014.25 and 52,465.56 is: 72,413.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,750.10 : 128,014.25 = 52,465.56 : x
  2. Step 2: Convert to fraction form
    92,750.10/128,014.25 = 52,465.56/x
  3. Step 3: Cross multiply
    92,750.10x = 128,014.25 × 52,465.56
  4. Step 4: Simplify right side
    92,750.10x = 6,716,339,314.23
  5. Step 5: Solve for x
    x = 6,716,339,314.23/92,750.10
  6. Step 6: Final answer
    x = 72,413.28

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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.