Home / 86,176.35-129,263.52-33,622.74

Finding the Fourth Proportional to 86,176.35, 129,263.52 and 33,622.74

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Solution

The fourth proportional to 86,176.35, 129,263.52 and 33,622.74 is: 50,433.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,176.35 : 129,263.52 = 33,622.74 : x
  2. Step 2: Convert to fraction form
    86,176.35/129,263.52 = 33,622.74/x
  3. Step 3: Cross multiply
    86,176.35x = 129,263.52 × 33,622.74
  4. Step 4: Simplify right side
    86,176.35x = 4,346,193,724.44
  5. Step 5: Solve for x
    x = 4,346,193,724.44/86,176.35
  6. Step 6: Final answer
    x = 50,433.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.