Home / 37,305.04-51,485.88-21,386.41

Finding the Fourth Proportional to 37,305.04, 51,485.88 and 21,386.41

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Solution

The fourth proportional to 37,305.04, 51,485.88 and 21,386.41 is: 29,516.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,305.04 : 51,485.88 = 21,386.41 : x
  2. Step 2: Convert to fraction form
    37,305.04/51,485.88 = 21,386.41/x
  3. Step 3: Cross multiply
    37,305.04x = 51,485.88 × 21,386.41
  4. Step 4: Simplify right side
    37,305.04x = 1,101,098,138.89
  5. Step 5: Solve for x
    x = 1,101,098,138.89/37,305.04
  6. Step 6: Final answer
    x = 29,516.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.