Home / 196,315.35-294,456.60-77,954.91

Finding the Fourth Proportional to 196,315.35, 294,456.60 and 77,954.91

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Solution

The fourth proportional to 196,315.35, 294,456.60 and 77,954.91 is: 116,925.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,315.35 : 294,456.60 = 77,954.91 : x
  2. Step 2: Convert to fraction form
    196,315.35/294,456.60 = 77,954.91/x
  3. Step 3: Cross multiply
    196,315.35x = 294,456.60 × 77,954.91
  4. Step 4: Simplify right side
    196,315.35x = 22,954,336,647.69
  5. Step 5: Solve for x
    x = 22,954,336,647.69/196,315.35
  6. Step 6: Final answer
    x = 116,925.84

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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.