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Finding the Fourth Proportional to 73,647.63, 101,718.99 and 53,594.46

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Solution

The fourth proportional to 73,647.63, 101,718.99 and 53,594.46 is: 74,022.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,647.63 : 101,718.99 = 53,594.46 : x
  2. Step 2: Convert to fraction form
    73,647.63/101,718.99 = 53,594.46/x
  3. Step 3: Cross multiply
    73,647.63x = 101,718.99 × 53,594.46
  4. Step 4: Simplify right side
    73,647.63x = 5,451,574,340.80
  5. Step 5: Solve for x
    x = 5,451,574,340.80/73,647.63
  6. Step 6: Final answer
    x = 74,022.40

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Why These Related Problems?

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