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Finding the Fourth Proportional to 196,791.94, 295,000.88 and 76,925.74

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Solution

The fourth proportional to 196,791.94, 295,000.88 and 76,925.74 is: 115,315.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,791.94 : 295,000.88 = 76,925.74 : x
  2. Step 2: Convert to fraction form
    196,791.94/295,000.88 = 76,925.74/x
  3. Step 3: Cross multiply
    196,791.94x = 295,000.88 × 76,925.74
  4. Step 4: Simplify right side
    196,791.94x = 22,693,160,994.65
  5. Step 5: Solve for x
    x = 22,693,160,994.65/196,791.94
  6. Step 6: Final answer
    x = 115,315.50

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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.