Home / 62,644.02-93,945.96-20,512.68

Finding the Fourth Proportional to 62,644.02, 93,945.96 and 20,512.68

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Solution

The fourth proportional to 62,644.02, 93,945.96 and 20,512.68 is: 30,762.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,644.02 : 93,945.96 = 20,512.68 : x
  2. Step 2: Convert to fraction form
    62,644.02/93,945.96 = 20,512.68/x
  3. Step 3: Cross multiply
    62,644.02x = 93,945.96 × 20,512.68
  4. Step 4: Simplify right side
    62,644.02x = 1,927,083,062.48
  5. Step 5: Solve for x
    x = 1,927,083,062.48/62,644.02
  6. Step 6: Final answer
    x = 30,762.44

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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.