Home / 107,622.66-148,592.43-67,352.70

Finding the Fourth Proportional to 107,622.66, 148,592.43 and 67,352.70

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Solution

The fourth proportional to 107,622.66, 148,592.43 and 67,352.70 is: 92,992.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,622.66 : 148,592.43 = 67,352.70 : x
  2. Step 2: Convert to fraction form
    107,622.66/148,592.43 = 67,352.70/x
  3. Step 3: Cross multiply
    107,622.66x = 148,592.43 × 67,352.70
  4. Step 4: Simplify right side
    107,622.66x = 10,008,101,360.06
  5. Step 5: Solve for x
    x = 10,008,101,360.06/107,622.66
  6. Step 6: Final answer
    x = 92,992.51

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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.