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Finding the Fourth Proportional to 196,865.76, 295,341.71 and 63,759.48

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Solution

The fourth proportional to 196,865.76, 295,341.71 and 63,759.48 is: 95,653.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,865.76 : 295,341.71 = 63,759.48 : x
  2. Step 2: Convert to fraction form
    196,865.76/295,341.71 = 63,759.48/x
  3. Step 3: Cross multiply
    196,865.76x = 295,341.71 × 63,759.48
  4. Step 4: Simplify right side
    196,865.76x = 18,830,833,851.91
  5. Step 5: Solve for x
    x = 18,830,833,851.91/196,865.76
  6. Step 6: Final answer
    x = 95,653.17

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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.