Home / 107,605.64-148,485.36-62,274.64

Finding the Fourth Proportional to 107,605.64, 148,485.36 and 62,274.64

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Solution

The fourth proportional to 107,605.64, 148,485.36 and 62,274.64 is: 85,932.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,605.64 : 148,485.36 = 62,274.64 : x
  2. Step 2: Convert to fraction form
    107,605.64/148,485.36 = 62,274.64/x
  3. Step 3: Cross multiply
    107,605.64x = 148,485.36 × 62,274.64
  4. Step 4: Simplify right side
    107,605.64x = 9,246,872,339.27
  5. Step 5: Solve for x
    x = 9,246,872,339.27/107,605.64
  6. Step 6: Final answer
    x = 85,932.97

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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.