Home / 111,027.64-153,221.76-60,726.64

Finding the Fourth Proportional to 111,027.64, 153,221.76 and 60,726.64

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Solution

The fourth proportional to 111,027.64, 153,221.76 and 60,726.64 is: 83,804.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,027.64 : 153,221.76 = 60,726.64 : x
  2. Step 2: Convert to fraction form
    111,027.64/153,221.76 = 60,726.64/x
  3. Step 3: Cross multiply
    111,027.64x = 153,221.76 × 60,726.64
  4. Step 4: Simplify right side
    111,027.64x = 9,304,642,659.69
  5. Step 5: Solve for x
    x = 9,304,642,659.69/111,027.64
  6. Step 6: Final answer
    x = 83,804.74

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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.