Home / 107,694.25-148,615.61-67,430.22

Finding the Fourth Proportional to 107,694.25, 148,615.61 and 67,430.22

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Solution

The fourth proportional to 107,694.25, 148,615.61 and 67,430.22 is: 93,052.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,694.25 : 148,615.61 = 67,430.22 : x
  2. Step 2: Convert to fraction form
    107,694.25/148,615.61 = 67,430.22/x
  3. Step 3: Cross multiply
    107,694.25x = 148,615.61 × 67,430.22
  4. Step 4: Simplify right side
    107,694.25x = 10,021,183,277.73
  5. Step 5: Solve for x
    x = 10,021,183,277.73/107,694.25
  6. Step 6: Final answer
    x = 93,052.17

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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.