Home / 107,517.85-148,383.61-59,775.64

Finding the Fourth Proportional to 107,517.85, 148,383.61 and 59,775.64

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Solution

The fourth proportional to 107,517.85, 148,383.61 and 59,775.64 is: 82,495.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,517.85 : 148,383.61 = 59,775.64 : x
  2. Step 2: Convert to fraction form
    107,517.85/148,383.61 = 59,775.64/x
  3. Step 3: Cross multiply
    107,517.85x = 148,383.61 × 59,775.64
  4. Step 4: Simplify right side
    107,517.85x = 8,869,724,732.86
  5. Step 5: Solve for x
    x = 8,869,724,732.86/107,517.85
  6. Step 6: Final answer
    x = 82,495.37

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1.5x scale

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.