Home / 111,090.66-153,304.47-60,103.26

Finding the Fourth Proportional to 111,090.66, 153,304.47 and 60,103.26

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Solution

The fourth proportional to 111,090.66, 153,304.47 and 60,103.26 is: 82,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,090.66 : 153,304.47 = 60,103.26 : x
  2. Step 2: Convert to fraction form
    111,090.66/153,304.47 = 60,103.26/x
  3. Step 3: Cross multiply
    111,090.66x = 153,304.47 × 60,103.26
  4. Step 4: Simplify right side
    111,090.66x = 9,214,098,419.57
  5. Step 5: Solve for x
    x = 9,214,098,419.57/111,090.66
  6. Step 6: Final answer
    x = 82,942.15

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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.