Home / 111,194.10-153,448.14-60,207.45

Finding the Fourth Proportional to 111,194.10, 153,448.14 and 60,207.45

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Solution

The fourth proportional to 111,194.10, 153,448.14 and 60,207.45 is: 83,086.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,194.10 : 153,448.14 = 60,207.45 : x
  2. Step 2: Convert to fraction form
    111,194.10/153,448.14 = 60,207.45/x
  3. Step 3: Cross multiply
    111,194.10x = 153,448.14 × 60,207.45
  4. Step 4: Simplify right side
    111,194.10x = 9,238,721,216.64
  5. Step 5: Solve for x
    x = 9,238,721,216.64/111,194.10
  6. Step 6: Final answer
    x = 83,086.43

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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.