Home / 62,661.47-93,982.95-18,276.30

Finding the Fourth Proportional to 62,661.47, 93,982.95 and 18,276.30

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Solution

The fourth proportional to 62,661.47, 93,982.95 and 18,276.30 is: 27,411.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,661.47 : 93,982.95 = 18,276.30 : x
  2. Step 2: Convert to fraction form
    62,661.47/93,982.95 = 18,276.30/x
  3. Step 3: Cross multiply
    62,661.47x = 93,982.95 × 18,276.30
  4. Step 4: Simplify right side
    62,661.47x = 1,717,660,589.09
  5. Step 5: Solve for x
    x = 1,717,660,589.09/62,661.47
  6. Step 6: Final answer
    x = 27,411.75

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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.