Home / 102,336.08-141,214.20-75,493.50

Finding the Fourth Proportional to 102,336.08, 141,214.20 and 75,493.50

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Solution

The fourth proportional to 102,336.08, 141,214.20 and 75,493.50 is: 104,173.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,336.08 : 141,214.20 = 75,493.50 : x
  2. Step 2: Convert to fraction form
    102,336.08/141,214.20 = 75,493.50/x
  3. Step 3: Cross multiply
    102,336.08x = 141,214.20 × 75,493.50
  4. Step 4: Simplify right side
    102,336.08x = 10,660,754,207.70
  5. Step 5: Solve for x
    x = 10,660,754,207.70/102,336.08
  6. Step 6: Final answer
    x = 104,173.96

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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.