Home / 62,637.54-93,971.66-20,519.88

Finding the Fourth Proportional to 62,637.54, 93,971.66 and 20,519.88

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Solution

The fourth proportional to 62,637.54, 93,971.66 and 20,519.88 is: 30,784.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,637.54 : 93,971.66 = 20,519.88 : x
  2. Step 2: Convert to fraction form
    62,637.54/93,971.66 = 20,519.88/x
  3. Step 3: Cross multiply
    62,637.54x = 93,971.66 × 20,519.88
  4. Step 4: Simplify right side
    62,637.54x = 1,928,287,186.60
  5. Step 5: Solve for x
    x = 1,928,287,186.60/62,637.54
  6. Step 6: Final answer
    x = 30,784.85

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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.