Home / 70,946.68-97,902.39-40,725.58

Finding the Fourth Proportional to 70,946.68, 97,902.39 and 40,725.58

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Solution

The fourth proportional to 70,946.68, 97,902.39 and 40,725.58 is: 56,198.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,946.68 : 97,902.39 = 40,725.58 : x
  2. Step 2: Convert to fraction form
    70,946.68/97,902.39 = 40,725.58/x
  3. Step 3: Cross multiply
    70,946.68x = 97,902.39 × 40,725.58
  4. Step 4: Simplify right side
    70,946.68x = 3,987,131,616.14
  5. Step 5: Solve for x
    x = 3,987,131,616.14/70,946.68
  6. Step 6: Final answer
    x = 56,198.99

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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.