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Finding the Fourth Proportional to 8,925.95, 12,317.36 and 4,947.02

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Solution

The fourth proportional to 8,925.95, 12,317.36 and 4,947.02 is: 6,826.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.95 : 12,317.36 = 4,947.02 : x
  2. Step 2: Convert to fraction form
    8,925.95/12,317.36 = 4,947.02/x
  3. Step 3: Cross multiply
    8,925.95x = 12,317.36 × 4,947.02
  4. Step 4: Simplify right side
    8,925.95x = 60,934,250.88
  5. Step 5: Solve for x
    x = 60,934,250.88/8,925.95
  6. Step 6: Final answer
    x = 6,826.64

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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.