Home / 108,090.84-149,164.38-60,341.16

Finding the Fourth Proportional to 108,090.84, 149,164.38 and 60,341.16

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Solution

The fourth proportional to 108,090.84, 149,164.38 and 60,341.16 is: 83,270.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,090.84 : 149,164.38 = 60,341.16 : x
  2. Step 2: Convert to fraction form
    108,090.84/149,164.38 = 60,341.16/x
  3. Step 3: Cross multiply
    108,090.84x = 149,164.38 × 60,341.16
  4. Step 4: Simplify right side
    108,090.84x = 9,000,751,719.88
  5. Step 5: Solve for x
    x = 9,000,751,719.88/108,090.84
  6. Step 6: Final answer
    x = 83,270.25

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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.