Home / 282,352.54-423,439.00-92,769.21

Finding the Fourth Proportional to 282,352.54, 423,439.00 and 92,769.21

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Solution

The fourth proportional to 282,352.54, 423,439.00 and 92,769.21 is: 139,124.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,352.54 : 423,439.00 = 92,769.21 : x
  2. Step 2: Convert to fraction form
    282,352.54/423,439.00 = 92,769.21/x
  3. Step 3: Cross multiply
    282,352.54x = 423,439.00 × 92,769.21
  4. Step 4: Simplify right side
    282,352.54x = 39,282,100,308.64
  5. Step 5: Solve for x
    x = 39,282,100,308.64/282,352.54
  6. Step 6: Final answer
    x = 139,124.30

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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.