Home / 107,325.03-148,078.35-67,079.64

Finding the Fourth Proportional to 107,325.03, 148,078.35 and 67,079.64

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Solution

The fourth proportional to 107,325.03, 148,078.35 and 67,079.64 is: 92,551.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,325.03 : 148,078.35 = 67,079.64 : x
  2. Step 2: Convert to fraction form
    107,325.03/148,078.35 = 67,079.64/x
  3. Step 3: Cross multiply
    107,325.03x = 148,078.35 × 67,079.64
  4. Step 4: Simplify right side
    107,325.03x = 9,933,042,409.79
  5. Step 5: Solve for x
    x = 9,933,042,409.79/107,325.03
  6. Step 6: Final answer
    x = 92,551.03

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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.