Home / 111,090.83-153,304.92-60,103.39

Finding the Fourth Proportional to 111,090.83, 153,304.92 and 60,103.39

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Solution

The fourth proportional to 111,090.83, 153,304.92 and 60,103.39 is: 82,942.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,090.83 : 153,304.92 = 60,103.39 : x
  2. Step 2: Convert to fraction form
    111,090.83/153,304.92 = 60,103.39/x
  3. Step 3: Cross multiply
    111,090.83x = 153,304.92 × 60,103.39
  4. Step 4: Simplify right side
    111,090.83x = 9,214,145,395.68
  5. Step 5: Solve for x
    x = 9,214,145,395.68/111,090.83
  6. Step 6: Final answer
    x = 82,942.45

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1.5x scale

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.