Home / 129,217.80-193,841.64-34,449.24

Finding the Fourth Proportional to 129,217.80, 193,841.64 and 34,449.24

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Solution

The fourth proportional to 129,217.80, 193,841.64 and 34,449.24 is: 51,677.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,217.80 : 193,841.64 = 34,449.24 : x
  2. Step 2: Convert to fraction form
    129,217.80/193,841.64 = 34,449.24/x
  3. Step 3: Cross multiply
    129,217.80x = 193,841.64 × 34,449.24
  4. Step 4: Simplify right side
    129,217.80x = 6,677,697,178.35
  5. Step 5: Solve for x
    x = 6,677,697,178.35/129,217.80
  6. Step 6: Final answer
    x = 51,677.84

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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.