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Finding the Fourth Proportional to 62,652.93, 93,983.51 and 18,275.97

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Solution

The fourth proportional to 62,652.93, 93,983.51 and 18,275.97 is: 27,415.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,652.93 : 93,983.51 = 18,275.97 : x
  2. Step 2: Convert to fraction form
    62,652.93/93,983.51 = 18,275.97/x
  3. Step 3: Cross multiply
    62,652.93x = 93,983.51 × 18,275.97
  4. Step 4: Simplify right side
    62,652.93x = 1,717,639,809.25
  5. Step 5: Solve for x
    x = 1,717,639,809.25/62,652.93
  6. Step 6: Final answer
    x = 27,415.16

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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.