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Finding the Fourth Proportional to 196,871.85, 295,354.76 and 63,752.40

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Solution

The fourth proportional to 196,871.85, 295,354.76 and 63,752.40 is: 95,643.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,871.85 : 295,354.76 = 63,752.40 : x
  2. Step 2: Convert to fraction form
    196,871.85/295,354.76 = 63,752.40/x
  3. Step 3: Cross multiply
    196,871.85x = 295,354.76 × 63,752.40
  4. Step 4: Simplify right side
    196,871.85x = 18,829,574,482.66
  5. Step 5: Solve for x
    x = 18,829,574,482.66/196,871.85
  6. Step 6: Final answer
    x = 95,643.81

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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.