Home / 63,962.60-88,245.06-40,090.28

Finding the Fourth Proportional to 63,962.60, 88,245.06 and 40,090.28

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Solution

The fourth proportional to 63,962.60, 88,245.06 and 40,090.28 is: 55,309.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,962.60 : 88,245.06 = 40,090.28 : x
  2. Step 2: Convert to fraction form
    63,962.60/88,245.06 = 40,090.28/x
  3. Step 3: Cross multiply
    63,962.60x = 88,245.06 × 40,090.28
  4. Step 4: Simplify right side
    63,962.60x = 3,537,769,164.02
  5. Step 5: Solve for x
    x = 3,537,769,164.02/63,962.60
  6. Step 6: Final answer
    x = 55,309.96

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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.