Home / 107,293.11-148,057.58-67,004.45

Finding the Fourth Proportional to 107,293.11, 148,057.58 and 67,004.45

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Solution

The fourth proportional to 107,293.11, 148,057.58 and 67,004.45 is: 92,461.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,293.11 : 148,057.58 = 67,004.45 : x
  2. Step 2: Convert to fraction form
    107,293.11/148,057.58 = 67,004.45/x
  3. Step 3: Cross multiply
    107,293.11x = 148,057.58 × 67,004.45
  4. Step 4: Simplify right side
    107,293.11x = 9,920,515,640.92
  5. Step 5: Solve for x
    x = 9,920,515,640.92/107,293.11
  6. Step 6: Final answer
    x = 92,461.81

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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.