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Finding the Fourth Proportional to 63,312.79, 94,990.86 and 23,881.18

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Solution

The fourth proportional to 63,312.79, 94,990.86 and 23,881.18 is: 35,829.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,312.79 : 94,990.86 = 23,881.18 : x
  2. Step 2: Convert to fraction form
    63,312.79/94,990.86 = 23,881.18/x
  3. Step 3: Cross multiply
    63,312.79x = 94,990.86 × 23,881.18
  4. Step 4: Simplify right side
    63,312.79x = 2,268,493,826.01
  5. Step 5: Solve for x
    x = 2,268,493,826.01/63,312.79
  6. Step 6: Final answer
    x = 35,829.95

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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.