Home / 196,018.68-293,992.89-51,925.45

Finding the Fourth Proportional to 196,018.68, 293,992.89 and 51,925.45

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Solution

The fourth proportional to 196,018.68, 293,992.89 and 51,925.45 is: 77,878.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,018.68 : 293,992.89 = 51,925.45 : x
  2. Step 2: Convert to fraction form
    196,018.68/293,992.89 = 51,925.45/x
  3. Step 3: Cross multiply
    196,018.68x = 293,992.89 × 51,925.45
  4. Step 4: Simplify right side
    196,018.68x = 15,265,713,110.05
  5. Step 5: Solve for x
    x = 15,265,713,110.05/196,018.68
  6. Step 6: Final answer
    x = 77,878.87

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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.