Home / 62,442.90-93,665.24-20,323.20

Finding the Fourth Proportional to 62,442.90, 93,665.24 and 20,323.20

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Solution

The fourth proportional to 62,442.90, 93,665.24 and 20,323.20 is: 30,485.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,442.90 : 93,665.24 = 20,323.20 : x
  2. Step 2: Convert to fraction form
    62,442.90/93,665.24 = 20,323.20/x
  3. Step 3: Cross multiply
    62,442.90x = 93,665.24 × 20,323.20
  4. Step 4: Simplify right side
    62,442.90x = 1,903,577,674.25
  5. Step 5: Solve for x
    x = 1,903,577,674.25/62,442.90
  6. Step 6: Final answer
    x = 30,485.09

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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.