Home / 108,664.14-150,005.64-68,437.02

Finding the Fourth Proportional to 108,664.14, 150,005.64 and 68,437.02

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Solution

The fourth proportional to 108,664.14, 150,005.64 and 68,437.02 is: 94,474.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,664.14 : 150,005.64 = 68,437.02 : x
  2. Step 2: Convert to fraction form
    108,664.14/150,005.64 = 68,437.02/x
  3. Step 3: Cross multiply
    108,664.14x = 150,005.64 × 68,437.02
  4. Step 4: Simplify right side
    108,664.14x = 10,265,938,984.79
  5. Step 5: Solve for x
    x = 10,265,938,984.79/108,664.14
  6. Step 6: Final answer
    x = 94,474.03

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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.