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Finding the Fourth Proportional to 62,322.93, 93,484.94 and 20,769.93

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Solution

The fourth proportional to 62,322.93, 93,484.94 and 20,769.93 is: 31,155.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,322.93 : 93,484.94 = 20,769.93 : x
  2. Step 2: Convert to fraction form
    62,322.93/93,484.94 = 20,769.93/x
  3. Step 3: Cross multiply
    62,322.93x = 93,484.94 × 20,769.93
  4. Step 4: Simplify right side
    62,322.93x = 1,941,675,556.00
  5. Step 5: Solve for x
    x = 1,941,675,556.00/62,322.93
  6. Step 6: Final answer
    x = 31,155.07

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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.