Home / 107,615.12-148,506.64-59,867.44

Finding the Fourth Proportional to 107,615.12, 148,506.64 and 59,867.44

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Solution

The fourth proportional to 107,615.12, 148,506.64 and 59,867.44 is: 82,615.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,615.12 : 148,506.64 = 59,867.44 : x
  2. Step 2: Convert to fraction form
    107,615.12/148,506.64 = 59,867.44/x
  3. Step 3: Cross multiply
    107,615.12x = 148,506.64 × 59,867.44
  4. Step 4: Simplify right side
    107,615.12x = 8,890,712,359.80
  5. Step 5: Solve for x
    x = 8,890,712,359.80/107,615.12
  6. Step 6: Final answer
    x = 82,615.83

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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.