Home / 94,538.24-130,465.72-54,259.36

Finding the Fourth Proportional to 94,538.24, 130,465.72 and 54,259.36

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Solution

The fourth proportional to 94,538.24, 130,465.72 and 54,259.36 is: 74,879.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,538.24 : 130,465.72 = 54,259.36 : x
  2. Step 2: Convert to fraction form
    94,538.24/130,465.72 = 54,259.36/x
  3. Step 3: Cross multiply
    94,538.24x = 130,465.72 × 54,259.36
  4. Step 4: Simplify right side
    94,538.24x = 7,078,986,469.14
  5. Step 5: Solve for x
    x = 7,078,986,469.14/94,538.24
  6. Step 6: Final answer
    x = 74,879.61

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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.