Home / 39,801.60-59,644.80-27,475.20

Finding the Fourth Proportional to 39,801.60, 59,644.80 and 27,475.20

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Solution

The fourth proportional to 39,801.60, 59,644.80 and 27,475.20 is: 41,173.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,801.60 : 59,644.80 = 27,475.20 : x
  2. Step 2: Convert to fraction form
    39,801.60/59,644.80 = 27,475.20/x
  3. Step 3: Cross multiply
    39,801.60x = 59,644.80 × 27,475.20
  4. Step 4: Simplify right side
    39,801.60x = 1,638,752,808.96
  5. Step 5: Solve for x
    x = 1,638,752,808.96/39,801.60
  6. Step 6: Final answer
    x = 41,173.04

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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.